64109360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 171417600

約数和(自身を除く): 107308240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 478, 479, 560, 956, 958, 1195, 1673, 1912, 1916, 2390, 2395, 3346, 3353, 3824, 3832, 4780, 4790, 6692, 6706, 7664, 8365, 9560, 9580, 13384, 13412, 16730, 16765, 19120, 19160, 26768, 26824, 33460, 33530, 38320, 53648, 66920, 67060, 114481, 133840, 134120, 228962, 268240, 457924, 572405, 801367, 915848, 1144810, 1602734, 1831696, 2289620, 3205468, 4006835, 4579240, 6410936, 8013670, 9158480, 12821872, 16027340, 32054680, 64109360]

約数ペア:

[(1, 64109360), (2, 32054680), (4, 16027340), (5, 12821872), (7, 9158480), (8, 8013670), (10, 6410936), (14, 4579240), (16, 4006835), (20, 3205468), (28, 2289620), (35, 1831696), (40, 1602734), (56, 1144810), (70, 915848), (80, 801367), (112, 572405), (140, 457924), (239, 268240), (280, 228962), (478, 134120), (479, 133840), (560, 114481), (956, 67060), (958, 66920), (1195, 53648), (1673, 38320), (1912, 33530), (1916, 33460), (2390, 26824), (2395, 26768), (3346, 19160), (3353, 19120), (3824, 16765), (3832, 16730), (4780, 13412), (4790, 13384), (6692, 9580), (6706, 9560), (7664, 8365)]