31889520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3407}}^1$

素因数の和:3439

約数の個数: 120

約数和(自身を含む): 115367616

約数和(自身を除く): 83478096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 3407, 4680, 6814, 9360, 10221, 13628, 17035, 20442, 27256, 30663, 34070, 40884, 44291, 51105, 54512, 61326, 68140, 81768, 88582, 102210, 122652, 132873, 136280, 153315, 163536, 177164, 204420, 221455, 245304, 265746, 272560, 306630, 354328, 398619, 408840, 442910, 490608, 531492, 613260, 664365, 708656, 797238, 817680, 885820, 1062984, 1226520, 1328730, 1594476, 1771640, 1993095, 2125968, 2453040, 2657460, 3188952, 3543280, 3986190, 5314920, 6377904, 7972380, 10629840, 15944760, 31889520]

約数ペア:

[(1, 31889520), (2, 15944760), (3, 10629840), (4, 7972380), (5, 6377904), (6, 5314920), (8, 3986190), (9, 3543280), (10, 3188952), (12, 2657460), (13, 2453040), (15, 2125968), (16, 1993095), (18, 1771640), (20, 1594476), (24, 1328730), (26, 1226520), (30, 1062984), (36, 885820), (39, 817680), (40, 797238), (45, 708656), (48, 664365), (52, 613260), (60, 531492), (65, 490608), (72, 442910), (78, 408840), (80, 398619), (90, 354328), (104, 306630), (117, 272560), (120, 265746), (130, 245304), (144, 221455), (156, 204420), (180, 177164), (195, 163536), (208, 153315), (234, 136280), (240, 132873), (260, 122652), (312, 102210), (360, 88582), (390, 81768), (468, 68140), (520, 61326), (585, 54512), (624, 51105), (720, 44291), (780, 40884), (936, 34070), (1040, 30663), (1170, 27256), (1560, 20442), (1872, 17035), (2340, 13628), (3120, 10221), (3407, 9360), (4680, 6814)]