19606860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:67

約数の個数: 360

約数和(自身を含む): 81108720

約数和(自身を除く): 61501860

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, 81, 84, 90, 91, 95, 98, 105, 108, 114, 117, 126, 130, 133, 135, 140, 147, 156, 162, 171, 180, 182, 189, 190, 195, 196, 210, 228, 234, 245, 247, 252, 260, 266, 270, 273, 285, 294, 315, 324, 342, 351, 364, 378, 380, 390, 399, 405, 420, 441, 455, 468, 490, 494, 513, 532, 540, 546, 567, 570, 585, 588, 630, 637, 665, 684, 702, 735, 741, 756, 780, 798, 810, 819, 855, 882, 910, 931, 945, 980, 988, 1026, 1053, 1092, 1134, 1140, 1170, 1197, 1235, 1260, 1274, 1323, 1330, 1365, 1404, 1470, 1482, 1539, 1596, 1620, 1638, 1710, 1729, 1755, 1764, 1820, 1862, 1890, 1911, 1995, 2052, 2106, 2205, 2223, 2268, 2340, 2394, 2457, 2470, 2548, 2565, 2646, 2660, 2730, 2793, 2835, 2940, 2964, 3078, 3185, 3276, 3420, 3458, 3510, 3591, 3705, 3724, 3780, 3822, 3969, 3990, 4095, 4212, 4410, 4446, 4655, 4788, 4914, 4940, 5130, 5187, 5265, 5292, 5460, 5586, 5670, 5733, 5985, 6156, 6370, 6615, 6669, 6916, 7020, 7182, 7371, 7410, 7644, 7695, 7938, 7980, 8190, 8379, 8645, 8820, 8892, 9310, 9555, 9828, 10260, 10374, 10530, 10773, 11115, 11172, 11340, 11466, 11970, 12103, 12285, 12740, 13230, 13338, 13965, 14364, 14742, 14820, 15390, 15561, 15876, 16380, 16758, 17199, 17290, 17955, 18620, 19110, 19845, 20007, 20748, 21060, 21546, 22230, 22932, 23940, 24206, 24570, 25137, 25935, 26460, 26676, 27930, 28665, 29484, 30780, 31122, 33345, 33516, 34398, 34580, 35910, 36309, 36855, 38220, 39690, 40014, 41895, 43092, 44460, 46683, 48412, 49140, 50274, 51597, 51870, 53865, 55860, 57330, 60515, 62244, 66690, 68796, 71820, 72618, 73710, 75411, 77805, 79380, 80028, 83790, 85995, 93366, 100035, 100548, 103194, 103740, 107730, 108927, 114660, 121030, 125685, 133380, 140049, 145236, 147420, 150822, 155610, 167580, 171990, 181545, 186732, 200070, 206388, 215460, 217854, 233415, 242060, 251370, 257985, 280098, 301644, 311220, 326781, 343980, 363090, 377055, 400140, 435708, 466830, 502740, 515970, 544635, 560196, 653562, 700245, 726180, 754110, 933660, 980343, 1031940, 1089270, 1307124, 1400490, 1508220, 1633905, 1960686, 2178540, 2800980, 3267810, 3921372, 4901715, 6535620, 9803430, 19606860]

約数ペア:

[(1, 19606860), (2, 9803430), (3, 6535620), (4, 4901715), (5, 3921372), (6, 3267810), (7, 2800980), (9, 2178540), (10, 1960686), (12, 1633905), (13, 1508220), (14, 1400490), (15, 1307124), (18, 1089270), (19, 1031940), (20, 980343), (21, 933660), (26, 754110), (27, 726180), (28, 700245), (30, 653562), (35, 560196), (36, 544635), (38, 515970), (39, 502740), (42, 466830), (45, 435708), (49, 400140), (52, 377055), (54, 363090), (57, 343980), (60, 326781), (63, 311220), (65, 301644), (70, 280098), (76, 257985), (78, 251370), (81, 242060), (84, 233415), (90, 217854), (91, 215460), (95, 206388), (98, 200070), (105, 186732), (108, 181545), (114, 171990), (117, 167580), (126, 155610), (130, 150822), (133, 147420), (135, 145236), (140, 140049), (147, 133380), (156, 125685), (162, 121030), (171, 114660), (180, 108927), (182, 107730), (189, 103740), (190, 103194), (195, 100548), (196, 100035), (210, 93366), (228, 85995), (234, 83790), (245, 80028), (247, 79380), (252, 77805), (260, 75411), (266, 73710), (270, 72618), (273, 71820), (285, 68796), (294, 66690), (315, 62244), (324, 60515), (342, 57330), (351, 55860), (364, 53865), (378, 51870), (380, 51597), (390, 50274), (399, 49140), (405, 48412), (420, 46683), (441, 44460), (455, 43092), (468, 41895), (490, 40014), (494, 39690), (513, 38220), (532, 36855), (540, 36309), (546, 35910), (567, 34580), (570, 34398), (585, 33516), (588, 33345), (630, 31122), (637, 30780), (665, 29484), (684, 28665), (702, 27930), (735, 26676), (741, 26460), (756, 25935), (780, 25137), (798, 24570), (810, 24206), (819, 23940), (855, 22932), (882, 22230), (910, 21546), (931, 21060), (945, 20748), (980, 20007), (988, 19845), (1026, 19110), (1053, 18620), (1092, 17955), (1134, 17290), (1140, 17199), (1170, 16758), (1197, 16380), (1235, 15876), (1260, 15561), (1274, 15390), (1323, 14820), (1330, 14742), (1365, 14364), (1404, 13965), (1470, 13338), (1482, 13230), (1539, 12740), (1596, 12285), (1620, 12103), (1638, 11970), (1710, 11466), (1729, 11340), (1755, 11172), (1764, 11115), (1820, 10773), (1862, 10530), (1890, 10374), (1911, 10260), (1995, 9828), (2052, 9555), (2106, 9310), (2205, 8892), (2223, 8820), (2268, 8645), (2340, 8379), (2394, 8190), (2457, 7980), (2470, 7938), (2548, 7695), (2565, 7644), (2646, 7410), (2660, 7371), (2730, 7182), (2793, 7020), (2835, 6916), (2940, 6669), (2964, 6615), (3078, 6370), (3185, 6156), (3276, 5985), (3420, 5733), (3458, 5670), (3510, 5586), (3591, 5460), (3705, 5292), (3724, 5265), (3780, 5187), (3822, 5130), (3969, 4940), (3990, 4914), (4095, 4788), (4212, 4655), (4410, 4446)]