171774080

素因数分解:

$2^7\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1123}}^1$

素因数の和:1381

約数の個数: 64

約数和(自身を含む): 412732800

約数和(自身を除く): 240958720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 320, 478, 640, 956, 1123, 1195, 1912, 2246, 2390, 3824, 4492, 4780, 5615, 7648, 8984, 9560, 11230, 15296, 17968, 19120, 22460, 30592, 35936, 38240, 44920, 71872, 76480, 89840, 143744, 152960, 179680, 268397, 359360, 536794, 718720, 1073588, 1341985, 2147176, 2683970, 4294352, 5367940, 8588704, 10735880, 17177408, 21471760, 34354816, 42943520, 85887040, 171774080]

約数ペア:

[(1, 171774080), (2, 85887040), (4, 42943520), (5, 34354816), (8, 21471760), (10, 17177408), (16, 10735880), (20, 8588704), (32, 5367940), (40, 4294352), (64, 2683970), (80, 2147176), (128, 1341985), (160, 1073588), (239, 718720), (320, 536794), (478, 359360), (640, 268397), (956, 179680), (1123, 152960), (1195, 143744), (1912, 89840), (2246, 76480), (2390, 71872), (3824, 44920), (4492, 38240), (4780, 35936), (5615, 30592), (7648, 22460), (8984, 19120), (9560, 17968), (11230, 15296)]