312081490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 680139504

約数和(自身を除く): 368058014

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 61, 70, 98, 106, 122, 197, 245, 265, 305, 371, 394, 427, 490, 530, 610, 742, 854, 985, 1379, 1855, 1970, 2135, 2597, 2758, 2989, 3233, 3710, 4270, 5194, 5978, 6466, 6895, 9653, 10441, 12017, 12985, 13790, 14945, 16165, 19306, 20882, 22631, 24034, 25970, 29890, 32330, 45262, 48265, 52205, 60085, 73087, 84119, 96530, 104410, 113155, 120170, 146174, 158417, 168238, 226310, 316834, 365435, 420595, 511609, 588833, 636901, 730870, 792085, 841190, 1023218, 1177666, 1273802, 1584170, 2558045, 2944165, 3184505, 4458307, 5116090, 5888330, 6369010, 8916614, 22291535, 31208149, 44583070, 62416298, 156040745, 312081490]

約数ペア:

[(1, 312081490), (2, 156040745), (5, 62416298), (7, 44583070), (10, 31208149), (14, 22291535), (35, 8916614), (49, 6369010), (53, 5888330), (61, 5116090), (70, 4458307), (98, 3184505), (106, 2944165), (122, 2558045), (197, 1584170), (245, 1273802), (265, 1177666), (305, 1023218), (371, 841190), (394, 792085), (427, 730870), (490, 636901), (530, 588833), (610, 511609), (742, 420595), (854, 365435), (985, 316834), (1379, 226310), (1855, 168238), (1970, 158417), (2135, 146174), (2597, 120170), (2758, 113155), (2989, 104410), (3233, 96530), (3710, 84119), (4270, 73087), (5194, 60085), (5978, 52205), (6466, 48265), (6895, 45262), (9653, 32330), (10441, 29890), (12017, 25970), (12985, 24034), (13790, 22631), (14945, 20882), (16165, 19306)]