520099440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{309583}}^1$

素因数の和:309606

約数の個数: 80

約数和(自身を含む): 1842643968

約数和(自身を除く): 1322544528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 309583, 619166, 928749, 1238332, 1547915, 1857498, 2167081, 2476664, 3095830, 3714996, 4334162, 4643745, 4953328, 6191660, 6501243, 7429992, 8668324, 9287490, 10835405, 12383320, 13002486, 14859984, 17336648, 18574980, 21670810, 24766640, 26004972, 32506215, 34673296, 37149960, 43341620, 52009944, 65012430, 74299920, 86683240, 104019888, 130024860, 173366480, 260049720, 520099440]

約数ペア:

[(1, 520099440), (2, 260049720), (3, 173366480), (4, 130024860), (5, 104019888), (6, 86683240), (7, 74299920), (8, 65012430), (10, 52009944), (12, 43341620), (14, 37149960), (15, 34673296), (16, 32506215), (20, 26004972), (21, 24766640), (24, 21670810), (28, 18574980), (30, 17336648), (35, 14859984), (40, 13002486), (42, 12383320), (48, 10835405), (56, 9287490), (60, 8668324), (70, 7429992), (80, 6501243), (84, 6191660), (105, 4953328), (112, 4643745), (120, 4334162), (140, 3714996), (168, 3095830), (210, 2476664), (240, 2167081), (280, 1857498), (336, 1547915), (420, 1238332), (560, 928749), (840, 619166), (1680, 309583)]