331457490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40471}}^1$

素因数の和:40504

約数の個数: 96

約数和(自身を含む): 1060690176

約数和(自身を除く): 729232686

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 40471, 80942, 121413, 202355, 242826, 283297, 364239, 404710, 526123, 566594, 607065, 728478, 849891, 1052246, 1214130, 1416485, 1578369, 1699782, 1821195, 2549673, 2630615, 2832970, 3156738, 3642390, 3682861, 4249455, 4735107, 5099346, 5261230, 7365722, 7891845, 8498910, 9470214, 11048583, 12748365, 15783690, 18414305, 22097166, 23675535, 25496730, 33145749, 36828610, 47351070, 55242915, 66291498, 110485830, 165728745, 331457490]

約数ペア:

[(1, 331457490), (2, 165728745), (3, 110485830), (5, 66291498), (6, 55242915), (7, 47351070), (9, 36828610), (10, 33145749), (13, 25496730), (14, 23675535), (15, 22097166), (18, 18414305), (21, 15783690), (26, 12748365), (30, 11048583), (35, 9470214), (39, 8498910), (42, 7891845), (45, 7365722), (63, 5261230), (65, 5099346), (70, 4735107), (78, 4249455), (90, 3682861), (91, 3642390), (105, 3156738), (117, 2832970), (126, 2630615), (130, 2549673), (182, 1821195), (195, 1699782), (210, 1578369), (234, 1416485), (273, 1214130), (315, 1052246), (390, 849891), (455, 728478), (546, 607065), (585, 566594), (630, 526123), (819, 404710), (910, 364239), (1170, 283297), (1365, 242826), (1638, 202355), (2730, 121413), (4095, 80942), (8190, 40471)]