1640448524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:760

約数の個数: 144

約数和(自身を含む): 3785201280

約数和(自身を除く): 2144752756

約数列:

[1, 2, 4, 11, 13, 17, 19, 22, 26, 34, 38, 44, 52, 68, 76, 143, 169, 187, 209, 221, 247, 286, 323, 338, 374, 418, 442, 494, 572, 646, 676, 683, 748, 836, 884, 988, 1292, 1366, 1859, 2431, 2717, 2732, 2873, 3211, 3553, 3718, 4199, 4862, 5434, 5746, 6422, 7106, 7436, 7513, 8398, 8879, 9724, 10868, 11492, 11611, 12844, 12977, 14212, 15026, 16796, 17758, 23222, 25954, 30052, 31603, 35321, 35516, 46189, 46444, 51908, 54587, 63206, 70642, 92378, 97669, 109174, 115427, 126412, 127721, 141284, 142747, 150943, 168701, 184756, 195338, 218348, 220609, 230854, 255442, 285494, 301886, 337402, 390676, 441218, 461708, 510884, 570988, 600457, 603772, 674804, 882436, 1200914, 1269697, 1660373, 1855711, 1962259, 2193113, 2401828, 2426699, 2539394, 2867917, 3320746, 3711422, 3924518, 4386226, 4853398, 5078788, 5735834, 6641492, 7422844, 7849036, 8772452, 9706796, 11471668, 21584849, 24124243, 31547087, 37282921, 43169698, 48248486, 63094174, 74565842, 86339396, 96496972, 126188348, 149131684, 410112131, 820224262, 1640448524]

約数ペア:

[(1, 1640448524), (2, 820224262), (4, 410112131), (11, 149131684), (13, 126188348), (17, 96496972), (19, 86339396), (22, 74565842), (26, 63094174), (34, 48248486), (38, 43169698), (44, 37282921), (52, 31547087), (68, 24124243), (76, 21584849), (143, 11471668), (169, 9706796), (187, 8772452), (209, 7849036), (221, 7422844), (247, 6641492), (286, 5735834), (323, 5078788), (338, 4853398), (374, 4386226), (418, 3924518), (442, 3711422), (494, 3320746), (572, 2867917), (646, 2539394), (676, 2426699), (683, 2401828), (748, 2193113), (836, 1962259), (884, 1855711), (988, 1660373), (1292, 1269697), (1366, 1200914), (1859, 882436), (2431, 674804), (2717, 603772), (2732, 600457), (2873, 570988), (3211, 510884), (3553, 461708), (3718, 441218), (4199, 390676), (4862, 337402), (5434, 301886), (5746, 285494), (6422, 255442), (7106, 230854), (7436, 220609), (7513, 218348), (8398, 195338), (8879, 184756), (9724, 168701), (10868, 150943), (11492, 142747), (11611, 141284), (12844, 127721), (12977, 126412), (14212, 115427), (15026, 109174), (16796, 97669), (17758, 92378), (23222, 70642), (25954, 63206), (30052, 54587), (31603, 51908), (35321, 46444), (35516, 46189)]