1640440620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:315

約数の個数: 576

約数和(自身を含む): 6756825600

約数和(自身を除く): 5116384980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 27, 28, 30, 35, 36, 38, 39, 42, 45, 49, 52, 54, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 98, 105, 108, 114, 117, 126, 130, 133, 135, 140, 147, 156, 171, 180, 182, 189, 190, 195, 196, 210, 228, 234, 245, 247, 251, 252, 260, 266, 270, 273, 285, 294, 315, 342, 351, 364, 378, 380, 390, 399, 420, 441, 455, 468, 490, 494, 502, 513, 532, 540, 546, 570, 585, 588, 630, 637, 665, 684, 702, 735, 741, 753, 756, 780, 798, 819, 855, 882, 910, 931, 945, 980, 988, 1004, 1026, 1092, 1140, 1170, 1197, 1235, 1255, 1260, 1274, 1323, 1330, 1365, 1404, 1470, 1482, 1506, 1596, 1638, 1710, 1729, 1755, 1757, 1764, 1820, 1862, 1890, 1911, 1995, 2052, 2205, 2223, 2259, 2340, 2394, 2457, 2470, 2510, 2548, 2565, 2646, 2660, 2730, 2793, 2940, 2964, 3012, 3185, 3263, 3276, 3420, 3458, 3510, 3514, 3591, 3705, 3724, 3765, 3780, 3822, 3990, 4095, 4410, 4446, 4518, 4655, 4769, 4788, 4914, 4940, 5020, 5130, 5187, 5271, 5292, 5460, 5586, 5733, 5985, 6370, 6526, 6615, 6669, 6777, 6916, 7020, 7028, 7182, 7410, 7530, 7644, 7980, 8190, 8379, 8645, 8785, 8820, 8892, 9036, 9310, 9538, 9555, 9789, 9828, 10260, 10374, 10542, 11115, 11172, 11295, 11466, 11970, 12103, 12285, 12299, 12740, 13052, 13230, 13338, 13554, 13965, 14307, 14364, 14820, 15060, 15561, 15813, 16315, 16380, 16758, 17199, 17290, 17570, 17955, 18620, 19076, 19110, 19578, 20748, 21084, 22230, 22590, 22841, 22932, 23845, 23940, 24206, 24570, 24598, 25137, 25935, 26355, 26460, 26676, 27108, 27930, 28614, 28665, 29367, 31122, 31626, 32630, 33345, 33383, 33516, 33885, 34398, 34580, 35140, 35910, 36309, 36897, 38220, 39156, 41895, 42921, 44460, 45180, 45682, 46683, 47439, 47690, 48412, 48945, 49140, 49196, 50274, 51870, 52710, 55860, 57228, 57330, 58734, 60515, 61495, 61997, 62244, 63252, 65260, 66690, 66766, 67770, 68523, 68796, 71535, 71820, 72618, 73794, 77805, 79065, 83790, 85842, 85995, 88101, 91364, 93366, 94878, 95380, 97890, 100149, 100548, 103740, 105420, 108927, 110691, 114205, 114660, 117468, 121030, 122990, 123994, 125685, 128763, 133380, 133532, 135540, 137046, 143070, 145236, 146835, 147588, 155610, 158130, 159887, 166915, 167580, 171684, 171990, 176202, 181545, 184485, 185991, 186732, 189756, 195780, 200298, 205569, 214605, 217854, 221382, 228410, 233415, 233681, 237195, 242060, 245980, 247988, 251370, 257526, 274092, 286140, 293670, 300447, 309985, 311220, 316260, 319774, 326781, 332073, 333830, 342615, 343980, 352404, 363090, 368970, 371982, 400596, 411138, 429210, 433979, 435708, 440505, 442764, 456820, 466830, 467362, 474390, 479661, 500745, 502740, 515052, 544635, 553455, 557973, 587340, 600894, 616707, 619970, 639548, 643815, 653562, 664146, 667660, 685230, 701043, 726180, 737940, 743964, 799435, 822276, 858420, 867958, 881010, 901341, 929955, 933660, 934724, 948780, 959322, 1001490, 1027845, 1089270, 1106910, 1115946, 1168405, 1201788, 1233414, 1239940, 1287630, 1301937, 1307124, 1328292, 1370460, 1402086, 1438983, 1502235, 1598870, 1633905, 1660365, 1673919, 1735916, 1762020, 1802682, 1859910, 1918644, 2002980, 2055690, 2103129, 2169895, 2178540, 2213820, 2231892, 2336810, 2398305, 2466828, 2575260, 2603874, 2789865, 2804172, 2877966, 3004470, 3037853, 3083535, 3197740, 3267810, 3320730, 3347838, 3505215, 3605364, 3719820, 3905811, 4111380, 4206258, 4316949, 4339790, 4506705, 4673620, 4796610, 5207748, 5579730, 5755932, 6008940, 6075706, 6167070, 6309387, 6509685, 6535620, 6641460, 6695676, 7010430, 7194915, 7811622, 8369595, 8412516, 8633898, 8679580, 9013410, 9113559, 9593220, 10515645, 11159460, 11717433, 12151412, 12334140, 12618774, 13019370, 14020860, 14389830, 15189265, 15623244, 16739190, 17267796, 18026820, 18227118, 19529055, 21031290, 21584745, 23434866, 25237548, 26038740, 27340677, 28779660, 30378530, 31546935, 33478380, 36454236, 39058110, 42062580, 43169490, 45567795, 46869732, 54681354, 58587165, 60757060, 63093870, 78116220, 82022031, 86338980, 91135590, 109362708, 117174330, 126187740, 136703385, 164044062, 182271180, 234348660, 273406770, 328088124, 410110155, 546813540, 820220310, 1640440620]

約数ペア:

[(1, 1640440620), (2, 820220310), (3, 546813540), (4, 410110155), (5, 328088124), (6, 273406770), (7, 234348660), (9, 182271180), (10, 164044062), (12, 136703385), (13, 126187740), (14, 117174330), (15, 109362708), (18, 91135590), (19, 86338980), (20, 82022031), (21, 78116220), (26, 63093870), (27, 60757060), (28, 58587165), (30, 54681354), (35, 46869732), (36, 45567795), (38, 43169490), (39, 42062580), (42, 39058110), (45, 36454236), (49, 33478380), (52, 31546935), (54, 30378530), (57, 28779660), (60, 27340677), (63, 26038740), (65, 25237548), (70, 23434866), (76, 21584745), (78, 21031290), (84, 19529055), (90, 18227118), (91, 18026820), (95, 17267796), (98, 16739190), (105, 15623244), (108, 15189265), (114, 14389830), (117, 14020860), (126, 13019370), (130, 12618774), (133, 12334140), (135, 12151412), (140, 11717433), (147, 11159460), (156, 10515645), (171, 9593220), (180, 9113559), (182, 9013410), (189, 8679580), (190, 8633898), (195, 8412516), (196, 8369595), (210, 7811622), (228, 7194915), (234, 7010430), (245, 6695676), (247, 6641460), (251, 6535620), (252, 6509685), (260, 6309387), (266, 6167070), (270, 6075706), (273, 6008940), (285, 5755932), (294, 5579730), (315, 5207748), (342, 4796610), (351, 4673620), (364, 4506705), (378, 4339790), (380, 4316949), (390, 4206258), (399, 4111380), (420, 3905811), (441, 3719820), (455, 3605364), (468, 3505215), (490, 3347838), (494, 3320730), (502, 3267810), (513, 3197740), (532, 3083535), (540, 3037853), (546, 3004470), (570, 2877966), (585, 2804172), (588, 2789865), (630, 2603874), (637, 2575260), (665, 2466828), (684, 2398305), (702, 2336810), (735, 2231892), (741, 2213820), (753, 2178540), (756, 2169895), (780, 2103129), (798, 2055690), (819, 2002980), (855, 1918644), (882, 1859910), (910, 1802682), (931, 1762020), (945, 1735916), (980, 1673919), (988, 1660365), (1004, 1633905), (1026, 1598870), (1092, 1502235), (1140, 1438983), (1170, 1402086), (1197, 1370460), (1235, 1328292), (1255, 1307124), (1260, 1301937), (1274, 1287630), (1323, 1239940), (1330, 1233414), (1365, 1201788), (1404, 1168405), (1470, 1115946), (1482, 1106910), (1506, 1089270), (1596, 1027845), (1638, 1001490), (1710, 959322), (1729, 948780), (1755, 934724), (1757, 933660), (1764, 929955), (1820, 901341), (1862, 881010), (1890, 867958), (1911, 858420), (1995, 822276), (2052, 799435), (2205, 743964), (2223, 737940), (2259, 726180), (2340, 701043), (2394, 685230), (2457, 667660), (2470, 664146), (2510, 653562), (2548, 643815), (2565, 639548), (2646, 619970), (2660, 616707), (2730, 600894), (2793, 587340), (2940, 557973), (2964, 553455), (3012, 544635), (3185, 515052), (3263, 502740), (3276, 500745), (3420, 479661), (3458, 474390), (3510, 467362), (3514, 466830), (3591, 456820), (3705, 442764), (3724, 440505), (3765, 435708), (3780, 433979), (3822, 429210), (3990, 411138), (4095, 400596), (4410, 371982), (4446, 368970), (4518, 363090), (4655, 352404), (4769, 343980), (4788, 342615), (4914, 333830), (4940, 332073), (5020, 326781), (5130, 319774), (5187, 316260), (5271, 311220), (5292, 309985), (5460, 300447), (5586, 293670), (5733, 286140), (5985, 274092), (6370, 257526), (6526, 251370), (6615, 247988), (6669, 245980), (6777, 242060), (6916, 237195), (7020, 233681), (7028, 233415), (7182, 228410), (7410, 221382), (7530, 217854), (7644, 214605), (7980, 205569), (8190, 200298), (8379, 195780), (8645, 189756), (8785, 186732), (8820, 185991), (8892, 184485), (9036, 181545), (9310, 176202), (9538, 171990), (9555, 171684), (9789, 167580), (9828, 166915), (10260, 159887), (10374, 158130), (10542, 155610), (11115, 147588), (11172, 146835), (11295, 145236), (11466, 143070), (11970, 137046), (12103, 135540), (12285, 133532), (12299, 133380), (12740, 128763), (13052, 125685), (13230, 123994), (13338, 122990), (13554, 121030), (13965, 117468), (14307, 114660), (14364, 114205), (14820, 110691), (15060, 108927), (15561, 105420), (15813, 103740), (16315, 100548), (16380, 100149), (16758, 97890), (17199, 95380), (17290, 94878), (17570, 93366), (17955, 91364), (18620, 88101), (19076, 85995), (19110, 85842), (19578, 83790), (20748, 79065), (21084, 77805), (22230, 73794), (22590, 72618), (22841, 71820), (22932, 71535), (23845, 68796), (23940, 68523), (24206, 67770), (24570, 66766), (24598, 66690), (25137, 65260), (25935, 63252), (26355, 62244), (26460, 61997), (26676, 61495), (27108, 60515), (27930, 58734), (28614, 57330), (28665, 57228), (29367, 55860), (31122, 52710), (31626, 51870), (32630, 50274), (33345, 49196), (33383, 49140), (33516, 48945), (33885, 48412), (34398, 47690), (34580, 47439), (35140, 46683), (35910, 45682), (36309, 45180), (36897, 44460), (38220, 42921), (39156, 41895)]