639935400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{6311}}^1$

素因数の和:6356

約数の個数: 144

約数和(自身を含む): 2148478560

約数和(自身を除く): 1508543160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 169, 195, 200, 260, 300, 312, 325, 338, 390, 507, 520, 600, 650, 676, 780, 845, 975, 1014, 1300, 1352, 1560, 1690, 1950, 2028, 2535, 2600, 3380, 3900, 4056, 4225, 5070, 6311, 6760, 7800, 8450, 10140, 12622, 12675, 16900, 18933, 20280, 25244, 25350, 31555, 33800, 37866, 50488, 50700, 63110, 75732, 82043, 94665, 101400, 126220, 151464, 157775, 164086, 189330, 246129, 252440, 315550, 328172, 378660, 410215, 473325, 492258, 631100, 656344, 757320, 820430, 946650, 984516, 1066559, 1230645, 1262200, 1640860, 1893300, 1969032, 2051075, 2133118, 2461290, 3199677, 3281720, 3786600, 4102150, 4266236, 4922580, 5332795, 6153225, 6399354, 8204300, 8532472, 9845160, 10665590, 12306450, 12798708, 15998385, 16408600, 21331180, 24612900, 25597416, 26663975, 31996770, 42662360, 49225800, 53327950, 63993540, 79991925, 106655900, 127987080, 159983850, 213311800, 319967700, 639935400]

約数ペア:

[(1, 639935400), (2, 319967700), (3, 213311800), (4, 159983850), (5, 127987080), (6, 106655900), (8, 79991925), (10, 63993540), (12, 53327950), (13, 49225800), (15, 42662360), (20, 31996770), (24, 26663975), (25, 25597416), (26, 24612900), (30, 21331180), (39, 16408600), (40, 15998385), (50, 12798708), (52, 12306450), (60, 10665590), (65, 9845160), (75, 8532472), (78, 8204300), (100, 6399354), (104, 6153225), (120, 5332795), (130, 4922580), (150, 4266236), (156, 4102150), (169, 3786600), (195, 3281720), (200, 3199677), (260, 2461290), (300, 2133118), (312, 2051075), (325, 1969032), (338, 1893300), (390, 1640860), (507, 1262200), (520, 1230645), (600, 1066559), (650, 984516), (676, 946650), (780, 820430), (845, 757320), (975, 656344), (1014, 631100), (1300, 492258), (1352, 473325), (1560, 410215), (1690, 378660), (1950, 328172), (2028, 315550), (2535, 252440), (2600, 246129), (3380, 189330), (3900, 164086), (4056, 157775), (4225, 151464), (5070, 126220), (6311, 101400), (6760, 94665), (7800, 82043), (8450, 75732), (10140, 63110), (12622, 50700), (12675, 50488), (16900, 37866), (18933, 33800), (20280, 31555), (25244, 25350)]