320179440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{190583}}^1$

素因数の和:190606

約数の個数: 80

約数和(自身を含む): 1134355968

約数和(自身を除く): 814176528

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, 190583, 381166, 571749, 762332, 952915, 1143498, 1334081, 1524664, 1905830, 2286996, 2668162, 2858745, 3049328, 3811660, 4002243, 4573992, 5336324, 5717490, 6670405, 7623320, 8004486, 9147984, 10672648, 11434980, 13340810, 15246640, 16008972, 20011215, 21345296, 22869960, 26681620, 32017944, 40022430, 45739920, 53363240, 64035888, 80044860, 106726480, 160089720, 320179440]

約数ペア:

[(1, 320179440), (2, 160089720), (3, 106726480), (4, 80044860), (5, 64035888), (6, 53363240), (7, 45739920), (8, 40022430), (10, 32017944), (12, 26681620), (14, 22869960), (15, 21345296), (16, 20011215), (20, 16008972), (21, 15246640), (24, 13340810), (28, 11434980), (30, 10672648), (35, 9147984), (40, 8004486), (42, 7623320), (48, 6670405), (56, 5717490), (60, 5336324), (70, 4573992), (80, 4002243), (84, 3811660), (105, 3049328), (112, 2858745), (120, 2668162), (140, 2286996), (168, 1905830), (210, 1524664), (240, 1334081), (280, 1143498), (336, 952915), (420, 762332), (560, 571749), (840, 381166), (1680, 190583)]