531149080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:881

約数の個数: 128

約数和(自身を含む): 1497346560

約数和(自身を除く): 966197480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 331, 385, 440, 521, 616, 662, 770, 1042, 1324, 1540, 1655, 2084, 2317, 2605, 2648, 3080, 3310, 3641, 3647, 4168, 4634, 5210, 5731, 6620, 7282, 7294, 9268, 10420, 11462, 11585, 13240, 14564, 14588, 18205, 18235, 18536, 20840, 22924, 23170, 25487, 28655, 29128, 29176, 36410, 36470, 40117, 45848, 46340, 50974, 57310, 72820, 72940, 80234, 92680, 101948, 114620, 127435, 145640, 145880, 160468, 172451, 200585, 203896, 229240, 254870, 320936, 344902, 401170, 509740, 689804, 802340, 862255, 1019480, 1207157, 1379608, 1604680, 1724510, 1896961, 2414314, 3449020, 3793922, 4828628, 6035785, 6898040, 7587844, 9484805, 9657256, 12071570, 13278727, 15175688, 18969610, 24143140, 26557454, 37939220, 48286280, 53114908, 66393635, 75878440, 106229816, 132787270, 265574540, 531149080]

約数ペア:

[(1, 531149080), (2, 265574540), (4, 132787270), (5, 106229816), (7, 75878440), (8, 66393635), (10, 53114908), (11, 48286280), (14, 37939220), (20, 26557454), (22, 24143140), (28, 18969610), (35, 15175688), (40, 13278727), (44, 12071570), (55, 9657256), (56, 9484805), (70, 7587844), (77, 6898040), (88, 6035785), (110, 4828628), (140, 3793922), (154, 3449020), (220, 2414314), (280, 1896961), (308, 1724510), (331, 1604680), (385, 1379608), (440, 1207157), (521, 1019480), (616, 862255), (662, 802340), (770, 689804), (1042, 509740), (1324, 401170), (1540, 344902), (1655, 320936), (2084, 254870), (2317, 229240), (2605, 203896), (2648, 200585), (3080, 172451), (3310, 160468), (3641, 145880), (3647, 145640), (4168, 127435), (4634, 114620), (5210, 101948), (5731, 92680), (6620, 80234), (7282, 72940), (7294, 72820), (9268, 57310), (10420, 50974), (11462, 46340), (11585, 45848), (13240, 40117), (14564, 36470), (14588, 36410), (18205, 29176), (18235, 29128), (18536, 28655), (20840, 25487), (22924, 23170)]