245132004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 641700864

約数和(自身を除く): 396568860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 173, 186, 293, 346, 372, 403, 519, 586, 692, 806, 879, 1038, 1172, 1209, 1612, 1758, 2076, 2249, 2418, 3516, 3809, 4498, 4836, 5363, 6747, 7618, 8996, 9083, 10726, 11427, 13494, 15236, 16089, 18166, 21452, 22854, 26988, 27249, 32178, 36332, 45708, 50689, 54498, 64356, 69719, 101378, 108996, 118079, 139438, 152067, 202756, 209157, 236158, 278876, 304134, 354237, 418314, 472316, 608268, 658957, 708474, 836628, 1317914, 1416948, 1571359, 1976871, 2635828, 3142718, 3953742, 4714077, 6285436, 7907484, 9428154, 18856308, 20427667, 40855334, 61283001, 81710668, 122566002, 245132004]

約数ペア:

[(1, 245132004), (2, 122566002), (3, 81710668), (4, 61283001), (6, 40855334), (12, 20427667), (13, 18856308), (26, 9428154), (31, 7907484), (39, 6285436), (52, 4714077), (62, 3953742), (78, 3142718), (93, 2635828), (124, 1976871), (156, 1571359), (173, 1416948), (186, 1317914), (293, 836628), (346, 708474), (372, 658957), (403, 608268), (519, 472316), (586, 418314), (692, 354237), (806, 304134), (879, 278876), (1038, 236158), (1172, 209157), (1209, 202756), (1612, 152067), (1758, 139438), (2076, 118079), (2249, 108996), (2418, 101378), (3516, 69719), (3809, 64356), (4498, 54498), (4836, 50689), (5363, 45708), (6747, 36332), (7618, 32178), (8996, 27249), (9083, 26988), (10726, 22854), (11427, 21452), (13494, 18166), (15236, 16089)]