31680450

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 90232320

約数和(自身を除く): 58551870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 90, 93, 135, 150, 155, 186, 225, 270, 279, 310, 450, 465, 558, 675, 757, 775, 837, 930, 1350, 1395, 1514, 1550, 1674, 2271, 2325, 2790, 3785, 4185, 4542, 4650, 6813, 6975, 7570, 8370, 11355, 13626, 13950, 18925, 20439, 20925, 22710, 23467, 34065, 37850, 40878, 41850, 46934, 56775, 68130, 70401, 102195, 113550, 117335, 140802, 170325, 204390, 211203, 234670, 340650, 352005, 422406, 510975, 586675, 633609, 704010, 1021950, 1056015, 1173350, 1267218, 1760025, 2112030, 3168045, 3520050, 5280075, 6336090, 10560150, 15840225, 31680450]

約数ペア:

[(1, 31680450), (2, 15840225), (3, 10560150), (5, 6336090), (6, 5280075), (9, 3520050), (10, 3168045), (15, 2112030), (18, 1760025), (25, 1267218), (27, 1173350), (30, 1056015), (31, 1021950), (45, 704010), (50, 633609), (54, 586675), (62, 510975), (75, 422406), (90, 352005), (93, 340650), (135, 234670), (150, 211203), (155, 204390), (186, 170325), (225, 140802), (270, 117335), (279, 113550), (310, 102195), (450, 70401), (465, 68130), (558, 56775), (675, 46934), (757, 41850), (775, 40878), (837, 37850), (930, 34065), (1350, 23467), (1395, 22710), (1514, 20925), (1550, 20439), (1674, 18925), (2271, 13950), (2325, 13626), (2790, 11355), (3785, 8370), (4185, 7570), (4542, 6975), (4650, 6813)]