780301360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8081}}^1$

素因数の和:8182

約数の個数: 80

約数和(自身を含む): 1948214592

約数和(自身を除く): 1167913232

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 1136, 1207, 1360, 1420, 2414, 2840, 4828, 5680, 6035, 8081, 9656, 12070, 16162, 19312, 24140, 32324, 40405, 48280, 64648, 80810, 96560, 129296, 137377, 161620, 274754, 323240, 549508, 573751, 646480, 686885, 1099016, 1147502, 1373770, 2198032, 2295004, 2747540, 2868755, 4590008, 5495080, 5737510, 9180016, 9753767, 10990160, 11475020, 19507534, 22950040, 39015068, 45900080, 48768835, 78030136, 97537670, 156060272, 195075340, 390150680, 780301360]

約数ペア:

[(1, 780301360), (2, 390150680), (4, 195075340), (5, 156060272), (8, 97537670), (10, 78030136), (16, 48768835), (17, 45900080), (20, 39015068), (34, 22950040), (40, 19507534), (68, 11475020), (71, 10990160), (80, 9753767), (85, 9180016), (136, 5737510), (142, 5495080), (170, 4590008), (272, 2868755), (284, 2747540), (340, 2295004), (355, 2198032), (568, 1373770), (680, 1147502), (710, 1099016), (1136, 686885), (1207, 646480), (1360, 573751), (1420, 549508), (2414, 323240), (2840, 274754), (4828, 161620), (5680, 137377), (6035, 129296), (8081, 96560), (9656, 80810), (12070, 64648), (16162, 48280), (19312, 40405), (24140, 32324)]