661684842

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{373}}^1$

素因数の和:442

約数の個数: 192

約数和(自身を含む): 1915119360

約数和(自身を除く): 1253434518

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 189, 234, 247, 266, 273, 342, 351, 361, 373, 378, 399, 494, 513, 546, 702, 722, 741, 746, 798, 819, 1026, 1083, 1119, 1197, 1482, 1638, 1729, 2166, 2223, 2238, 2394, 2457, 2527, 2611, 3249, 3357, 3458, 3591, 4446, 4693, 4849, 4914, 5054, 5187, 5222, 6498, 6669, 6714, 7087, 7182, 7581, 7833, 9386, 9698, 9747, 10071, 10374, 13338, 14079, 14174, 14547, 15162, 15561, 15666, 19494, 20142, 21261, 22743, 23499, 28158, 29094, 31122, 32851, 33943, 42237, 42522, 43641, 45486, 46683, 46998, 49609, 63783, 65702, 67886, 68229, 70497, 84474, 87282, 92131, 93366, 98553, 99218, 101829, 126711, 127566, 130923, 134653, 136458, 140994, 148827, 184262, 191349, 197106, 203658, 253422, 261846, 269306, 276393, 295659, 297654, 305487, 382698, 403959, 446481, 552786, 591318, 610974, 644917, 807918, 829179, 886977, 892962, 916461, 942571, 1211877, 1289834, 1339443, 1658358, 1750489, 1773954, 1832922, 1885142, 1934751, 2423754, 2487537, 2678886, 2827713, 3500978, 3635631, 3869502, 4975074, 5251467, 5655426, 5804253, 7271262, 8483139, 10502934, 11608506, 12253423, 15754401, 16966278, 17412759, 24506846, 25449417, 31508802, 34825518, 36760269, 47263203, 50898834, 73520538, 94526406, 110280807, 220561614, 330842421, 661684842]

約数ペア:

[(1, 661684842), (2, 330842421), (3, 220561614), (6, 110280807), (7, 94526406), (9, 73520538), (13, 50898834), (14, 47263203), (18, 36760269), (19, 34825518), (21, 31508802), (26, 25449417), (27, 24506846), (38, 17412759), (39, 16966278), (42, 15754401), (54, 12253423), (57, 11608506), (63, 10502934), (78, 8483139), (91, 7271262), (114, 5804253), (117, 5655426), (126, 5251467), (133, 4975074), (171, 3869502), (182, 3635631), (189, 3500978), (234, 2827713), (247, 2678886), (266, 2487537), (273, 2423754), (342, 1934751), (351, 1885142), (361, 1832922), (373, 1773954), (378, 1750489), (399, 1658358), (494, 1339443), (513, 1289834), (546, 1211877), (702, 942571), (722, 916461), (741, 892962), (746, 886977), (798, 829179), (819, 807918), (1026, 644917), (1083, 610974), (1119, 591318), (1197, 552786), (1482, 446481), (1638, 403959), (1729, 382698), (2166, 305487), (2223, 297654), (2238, 295659), (2394, 276393), (2457, 269306), (2527, 261846), (2611, 253422), (3249, 203658), (3357, 197106), (3458, 191349), (3591, 184262), (4446, 148827), (4693, 140994), (4849, 136458), (4914, 134653), (5054, 130923), (5187, 127566), (5222, 126711), (6498, 101829), (6669, 99218), (6714, 98553), (7087, 93366), (7182, 92131), (7581, 87282), (7833, 84474), (9386, 70497), (9698, 68229), (9747, 67886), (10071, 65702), (10374, 63783), (13338, 49609), (14079, 46998), (14174, 46683), (14547, 45486), (15162, 43641), (15561, 42522), (15666, 42237), (19494, 33943), (20142, 32851), (21261, 31122), (22743, 29094), (23499, 28158)]