42988920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1665

約数の個数: 128

約数和(自身を含む): 147147840

約数和(自身を除く): 104158920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1621, 1768, 2040, 2210, 2652, 3242, 3315, 4420, 4863, 5304, 6484, 6630, 8105, 8840, 9726, 12968, 13260, 16210, 19452, 21073, 24315, 26520, 27557, 32420, 38904, 42146, 48630, 55114, 63219, 64840, 82671, 84292, 97260, 105365, 110228, 126438, 137785, 165342, 168584, 194520, 210730, 220456, 252876, 275570, 316095, 330684, 358241, 413355, 421460, 505752, 551140, 632190, 661368, 716482, 826710, 842920, 1074723, 1102280, 1264380, 1432964, 1653420, 1791205, 2149446, 2528760, 2865928, 3306840, 3582410, 4298892, 5373615, 7164820, 8597784, 10747230, 14329640, 21494460, 42988920]

約数ペア:

[(1, 42988920), (2, 21494460), (3, 14329640), (4, 10747230), (5, 8597784), (6, 7164820), (8, 5373615), (10, 4298892), (12, 3582410), (13, 3306840), (15, 2865928), (17, 2528760), (20, 2149446), (24, 1791205), (26, 1653420), (30, 1432964), (34, 1264380), (39, 1102280), (40, 1074723), (51, 842920), (52, 826710), (60, 716482), (65, 661368), (68, 632190), (78, 551140), (85, 505752), (102, 421460), (104, 413355), (120, 358241), (130, 330684), (136, 316095), (156, 275570), (170, 252876), (195, 220456), (204, 210730), (221, 194520), (255, 168584), (260, 165342), (312, 137785), (340, 126438), (390, 110228), (408, 105365), (442, 97260), (510, 84292), (520, 82671), (663, 64840), (680, 63219), (780, 55114), (884, 48630), (1020, 42146), (1105, 38904), (1326, 32420), (1560, 27557), (1621, 26520), (1768, 24315), (2040, 21073), (2210, 19452), (2652, 16210), (3242, 13260), (3315, 12968), (4420, 9726), (4863, 8840), (5304, 8105), (6484, 6630)]