78116220

素因数分解:

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

素因数の和:305

約数の個数: 288

約数和(自身を含む): 308206080

約数和(自身を除く): 230089860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 251, 252, 260, 266, 273, 285, 315, 342, 364, 380, 390, 399, 420, 455, 468, 494, 502, 532, 546, 570, 585, 630, 665, 684, 741, 753, 780, 798, 819, 855, 910, 988, 1004, 1092, 1140, 1170, 1197, 1235, 1255, 1260, 1330, 1365, 1482, 1506, 1596, 1638, 1710, 1729, 1757, 1820, 1995, 2223, 2259, 2340, 2394, 2470, 2510, 2660, 2730, 2964, 3012, 3263, 3276, 3420, 3458, 3514, 3705, 3765, 3990, 4095, 4446, 4518, 4769, 4788, 4940, 5020, 5187, 5271, 5460, 5985, 6526, 6916, 7028, 7410, 7530, 7980, 8190, 8645, 8785, 8892, 9036, 9538, 9789, 10374, 10542, 11115, 11295, 11970, 13052, 14307, 14820, 15060, 15561, 15813, 16315, 16380, 17290, 17570, 19076, 19578, 20748, 21084, 22230, 22590, 22841, 23845, 23940, 25935, 26355, 28614, 29367, 31122, 31626, 32630, 33383, 34580, 35140, 39156, 42921, 44460, 45180, 45682, 47690, 48945, 51870, 52710, 57228, 58734, 61997, 62244, 63252, 65260, 66766, 68523, 71535, 77805, 79065, 85842, 91364, 95380, 97890, 100149, 103740, 105420, 114205, 117468, 123994, 133532, 137046, 143070, 146835, 155610, 158130, 166915, 171684, 185991, 195780, 200298, 205569, 214605, 228410, 247988, 274092, 286140, 293670, 300447, 309985, 311220, 316260, 333830, 342615, 371982, 400596, 411138, 429210, 433979, 456820, 500745, 557973, 587340, 600894, 619970, 667660, 685230, 743964, 822276, 858420, 867958, 929955, 1001490, 1027845, 1115946, 1201788, 1239940, 1301937, 1370460, 1502235, 1735916, 1859910, 2002980, 2055690, 2169895, 2231892, 2603874, 2789865, 3004470, 3719820, 3905811, 4111380, 4339790, 5207748, 5579730, 6008940, 6509685, 7811622, 8679580, 11159460, 13019370, 15623244, 19529055, 26038740, 39058110, 78116220]

約数ペア:

[(1, 78116220), (2, 39058110), (3, 26038740), (4, 19529055), (5, 15623244), (6, 13019370), (7, 11159460), (9, 8679580), (10, 7811622), (12, 6509685), (13, 6008940), (14, 5579730), (15, 5207748), (18, 4339790), (19, 4111380), (20, 3905811), (21, 3719820), (26, 3004470), (28, 2789865), (30, 2603874), (35, 2231892), (36, 2169895), (38, 2055690), (39, 2002980), (42, 1859910), (45, 1735916), (52, 1502235), (57, 1370460), (60, 1301937), (63, 1239940), (65, 1201788), (70, 1115946), (76, 1027845), (78, 1001490), (84, 929955), (90, 867958), (91, 858420), (95, 822276), (105, 743964), (114, 685230), (117, 667660), (126, 619970), (130, 600894), (133, 587340), (140, 557973), (156, 500745), (171, 456820), (180, 433979), (182, 429210), (190, 411138), (195, 400596), (210, 371982), (228, 342615), (234, 333830), (247, 316260), (251, 311220), (252, 309985), (260, 300447), (266, 293670), (273, 286140), (285, 274092), (315, 247988), (342, 228410), (364, 214605), (380, 205569), (390, 200298), (399, 195780), (420, 185991), (455, 171684), (468, 166915), (494, 158130), (502, 155610), (532, 146835), (546, 143070), (570, 137046), (585, 133532), (630, 123994), (665, 117468), (684, 114205), (741, 105420), (753, 103740), (780, 100149), (798, 97890), (819, 95380), (855, 91364), (910, 85842), (988, 79065), (1004, 77805), (1092, 71535), (1140, 68523), (1170, 66766), (1197, 65260), (1235, 63252), (1255, 62244), (1260, 61997), (1330, 58734), (1365, 57228), (1482, 52710), (1506, 51870), (1596, 48945), (1638, 47690), (1710, 45682), (1729, 45180), (1757, 44460), (1820, 42921), (1995, 39156), (2223, 35140), (2259, 34580), (2340, 33383), (2394, 32630), (2470, 31626), (2510, 31122), (2660, 29367), (2730, 28614), (2964, 26355), (3012, 25935), (3263, 23940), (3276, 23845), (3420, 22841), (3458, 22590), (3514, 22230), (3705, 21084), (3765, 20748), (3990, 19578), (4095, 19076), (4446, 17570), (4518, 17290), (4769, 16380), (4788, 16315), (4940, 15813), (5020, 15561), (5187, 15060), (5271, 14820), (5460, 14307), (5985, 13052), (6526, 11970), (6916, 11295), (7028, 11115), (7410, 10542), (7530, 10374), (7980, 9789), (8190, 9538), (8645, 9036), (8785, 8892)]