72287880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1831}}^1$

素因数の和:1899

約数の個数: 128

約数和(自身を含む): 253255680

約数和(自身を除く): 180967800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1831, 1880, 1974, 2632, 2820, 3290, 3662, 3948, 4935, 5493, 5640, 6580, 7324, 7896, 9155, 9870, 10986, 12817, 13160, 14648, 18310, 19740, 21972, 25634, 27465, 36620, 38451, 39480, 43944, 51268, 54930, 64085, 73240, 76902, 86057, 102536, 109860, 128170, 153804, 172114, 192255, 219720, 256340, 258171, 307608, 344228, 384510, 430285, 512680, 516342, 602399, 688456, 769020, 860570, 1032684, 1204798, 1290855, 1538040, 1721140, 1807197, 2065368, 2409596, 2581710, 3011995, 3442280, 3614394, 4819192, 5163420, 6023990, 7228788, 9035985, 10326840, 12047980, 14457576, 18071970, 24095960, 36143940, 72287880]

約数ペア:

[(1, 72287880), (2, 36143940), (3, 24095960), (4, 18071970), (5, 14457576), (6, 12047980), (7, 10326840), (8, 9035985), (10, 7228788), (12, 6023990), (14, 5163420), (15, 4819192), (20, 3614394), (21, 3442280), (24, 3011995), (28, 2581710), (30, 2409596), (35, 2065368), (40, 1807197), (42, 1721140), (47, 1538040), (56, 1290855), (60, 1204798), (70, 1032684), (84, 860570), (94, 769020), (105, 688456), (120, 602399), (140, 516342), (141, 512680), (168, 430285), (188, 384510), (210, 344228), (235, 307608), (280, 258171), (282, 256340), (329, 219720), (376, 192255), (420, 172114), (470, 153804), (564, 128170), (658, 109860), (705, 102536), (840, 86057), (940, 76902), (987, 73240), (1128, 64085), (1316, 54930), (1410, 51268), (1645, 43944), (1831, 39480), (1880, 38451), (1974, 36620), (2632, 27465), (2820, 25634), (3290, 21972), (3662, 19740), (3948, 18310), (4935, 14648), (5493, 13160), (5640, 12817), (6580, 10986), (7324, 9870), (7896, 9155)]