64902840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 204595200

約数和(自身を除く): 139692360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 73, 93, 120, 124, 146, 155, 186, 219, 239, 248, 292, 310, 365, 372, 438, 465, 478, 584, 620, 717, 730, 744, 876, 930, 956, 1095, 1195, 1240, 1434, 1460, 1752, 1860, 1912, 2190, 2263, 2390, 2868, 2920, 3585, 3720, 4380, 4526, 4780, 5736, 6789, 7170, 7409, 8760, 9052, 9560, 11315, 13578, 14340, 14818, 17447, 18104, 22227, 22630, 27156, 28680, 29636, 33945, 34894, 37045, 44454, 45260, 52341, 54312, 59272, 67890, 69788, 74090, 87235, 88908, 90520, 104682, 111135, 135780, 139576, 148180, 174470, 177816, 209364, 222270, 261705, 271560, 296360, 348940, 418728, 444540, 523410, 540857, 697880, 889080, 1046820, 1081714, 1622571, 2093640, 2163428, 2704285, 3245142, 4326856, 5408570, 6490284, 8112855, 10817140, 12980568, 16225710, 21634280, 32451420, 64902840]

約数ペア:

[(1, 64902840), (2, 32451420), (3, 21634280), (4, 16225710), (5, 12980568), (6, 10817140), (8, 8112855), (10, 6490284), (12, 5408570), (15, 4326856), (20, 3245142), (24, 2704285), (30, 2163428), (31, 2093640), (40, 1622571), (60, 1081714), (62, 1046820), (73, 889080), (93, 697880), (120, 540857), (124, 523410), (146, 444540), (155, 418728), (186, 348940), (219, 296360), (239, 271560), (248, 261705), (292, 222270), (310, 209364), (365, 177816), (372, 174470), (438, 148180), (465, 139576), (478, 135780), (584, 111135), (620, 104682), (717, 90520), (730, 88908), (744, 87235), (876, 74090), (930, 69788), (956, 67890), (1095, 59272), (1195, 54312), (1240, 52341), (1434, 45260), (1460, 44454), (1752, 37045), (1860, 34894), (1912, 33945), (2190, 29636), (2263, 28680), (2390, 27156), (2868, 22630), (2920, 22227), (3585, 18104), (3720, 17447), (4380, 14818), (4526, 14340), (4780, 13578), (5736, 11315), (6789, 9560), (7170, 9052), (7409, 8760)]