2750280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 128

約数和(自身を含む): 9313920

約数和(自身を除く): 6563640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 43, 52, 60, 65, 78, 82, 86, 104, 120, 123, 129, 130, 156, 164, 172, 195, 205, 215, 246, 258, 260, 312, 328, 344, 390, 410, 430, 492, 516, 520, 533, 559, 615, 645, 780, 820, 860, 984, 1032, 1066, 1118, 1230, 1290, 1560, 1599, 1640, 1677, 1720, 1763, 2132, 2236, 2460, 2580, 2665, 2795, 3198, 3354, 3526, 4264, 4472, 4920, 5160, 5289, 5330, 5590, 6396, 6708, 7052, 7995, 8385, 8815, 10578, 10660, 11180, 12792, 13416, 14104, 15990, 16770, 17630, 21156, 21320, 22360, 22919, 26445, 31980, 33540, 35260, 42312, 45838, 52890, 63960, 67080, 68757, 70520, 91676, 105780, 114595, 137514, 183352, 211560, 229190, 275028, 343785, 458380, 550056, 687570, 916760, 1375140, 2750280]

約数ペア:

[(1, 2750280), (2, 1375140), (3, 916760), (4, 687570), (5, 550056), (6, 458380), (8, 343785), (10, 275028), (12, 229190), (13, 211560), (15, 183352), (20, 137514), (24, 114595), (26, 105780), (30, 91676), (39, 70520), (40, 68757), (41, 67080), (43, 63960), (52, 52890), (60, 45838), (65, 42312), (78, 35260), (82, 33540), (86, 31980), (104, 26445), (120, 22919), (123, 22360), (129, 21320), (130, 21156), (156, 17630), (164, 16770), (172, 15990), (195, 14104), (205, 13416), (215, 12792), (246, 11180), (258, 10660), (260, 10578), (312, 8815), (328, 8385), (344, 7995), (390, 7052), (410, 6708), (430, 6396), (492, 5590), (516, 5330), (520, 5289), (533, 5160), (559, 4920), (615, 4472), (645, 4264), (780, 3526), (820, 3354), (860, 3198), (984, 2795), (1032, 2665), (1066, 2580), (1118, 2460), (1230, 2236), (1290, 2132), (1560, 1763), (1599, 1720), (1640, 1677)]