177973040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1123}}^1$

素因数の和:1426

約数の個数: 80

約数和(自身を含む): 474993408

約数和(自身を除く): 297020368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 283, 560, 566, 1123, 1132, 1415, 1981, 2246, 2264, 2830, 3962, 4492, 4528, 5615, 5660, 7861, 7924, 8984, 9905, 11230, 11320, 15722, 15848, 17968, 19810, 22460, 22640, 31444, 31696, 39305, 39620, 44920, 62888, 78610, 79240, 89840, 125776, 157220, 158480, 314440, 317809, 628880, 635618, 1271236, 1589045, 2224663, 2542472, 3178090, 4449326, 5084944, 6356180, 8898652, 11123315, 12712360, 17797304, 22246630, 25424720, 35594608, 44493260, 88986520, 177973040]

約数ペア:

[(1, 177973040), (2, 88986520), (4, 44493260), (5, 35594608), (7, 25424720), (8, 22246630), (10, 17797304), (14, 12712360), (16, 11123315), (20, 8898652), (28, 6356180), (35, 5084944), (40, 4449326), (56, 3178090), (70, 2542472), (80, 2224663), (112, 1589045), (140, 1271236), (280, 635618), (283, 628880), (560, 317809), (566, 314440), (1123, 158480), (1132, 157220), (1415, 125776), (1981, 89840), (2246, 79240), (2264, 78610), (2830, 62888), (3962, 44920), (4492, 39620), (4528, 39305), (5615, 31696), (5660, 31444), (7861, 22640), (7924, 22460), (8984, 19810), (9905, 17968), (11230, 15848), (11320, 15722)]