258499360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{521}}^1$

素因数の和:986

約数の個数: 96

約数和(自身を含む): 700866432

約数和(自身を除く): 442367072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 443, 521, 560, 886, 1042, 1120, 1772, 2084, 2215, 2605, 3101, 3544, 3647, 4168, 4430, 5210, 6202, 7088, 7294, 8336, 8860, 10420, 12404, 14176, 14588, 15505, 16672, 17720, 18235, 20840, 24808, 29176, 31010, 35440, 36470, 41680, 49616, 58352, 62020, 70880, 72940, 83360, 99232, 116704, 124040, 145880, 230803, 248080, 291760, 461606, 496160, 583520, 923212, 1154015, 1615621, 1846424, 2308030, 3231242, 3692848, 4616060, 6462484, 7385696, 8078105, 9232120, 12924968, 16156210, 18464240, 25849936, 32312420, 36928480, 51699872, 64624840, 129249680, 258499360]

約数ペア:

[(1, 258499360), (2, 129249680), (4, 64624840), (5, 51699872), (7, 36928480), (8, 32312420), (10, 25849936), (14, 18464240), (16, 16156210), (20, 12924968), (28, 9232120), (32, 8078105), (35, 7385696), (40, 6462484), (56, 4616060), (70, 3692848), (80, 3231242), (112, 2308030), (140, 1846424), (160, 1615621), (224, 1154015), (280, 923212), (443, 583520), (521, 496160), (560, 461606), (886, 291760), (1042, 248080), (1120, 230803), (1772, 145880), (2084, 124040), (2215, 116704), (2605, 99232), (3101, 83360), (3544, 72940), (3647, 70880), (4168, 62020), (4430, 58352), (5210, 49616), (6202, 41680), (7088, 36470), (7294, 35440), (8336, 31010), (8860, 29176), (10420, 24808), (12404, 20840), (14176, 18235), (14588, 17720), (15505, 16672)]