318202960

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 765125136

約数和(自身を除く): 446922176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 193, 296, 370, 386, 557, 592, 740, 772, 965, 1114, 1480, 1544, 1930, 2228, 2785, 2960, 3088, 3860, 4456, 5570, 7141, 7720, 8912, 11140, 14282, 15440, 20609, 22280, 28564, 35705, 41218, 44560, 57128, 71410, 82436, 103045, 107501, 114256, 142820, 164872, 206090, 215002, 285640, 329744, 412180, 430004, 537505, 571280, 824360, 860008, 1075010, 1648720, 1720016, 2150020, 3977537, 4300040, 7955074, 8600080, 15910148, 19887685, 31820296, 39775370, 63640592, 79550740, 159101480, 318202960]

約数ペア:

[(1, 318202960), (2, 159101480), (4, 79550740), (5, 63640592), (8, 39775370), (10, 31820296), (16, 19887685), (20, 15910148), (37, 8600080), (40, 7955074), (74, 4300040), (80, 3977537), (148, 2150020), (185, 1720016), (193, 1648720), (296, 1075010), (370, 860008), (386, 824360), (557, 571280), (592, 537505), (740, 430004), (772, 412180), (965, 329744), (1114, 285640), (1480, 215002), (1544, 206090), (1930, 164872), (2228, 142820), (2785, 114256), (2960, 107501), (3088, 103045), (3860, 82436), (4456, 71410), (5570, 57128), (7141, 44560), (7720, 41218), (8912, 35705), (11140, 28564), (14282, 22280), (15440, 20609)]