291076390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 607150080

約数和(自身を除く): 316073690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1151, 1210, 1331, 2090, 2299, 2302, 2662, 4598, 5755, 6655, 11495, 11510, 12661, 13310, 21869, 22990, 25289, 25322, 43738, 50578, 63305, 109345, 126445, 126610, 139271, 218690, 240559, 252890, 278542, 481118, 696355, 1202795, 1392710, 1531981, 2405590, 2646149, 3063962, 5292298, 7659905, 13230745, 15319810, 26461490, 29107639, 58215278, 145538195, 291076390]

約数ペア:

[(1, 291076390), (2, 145538195), (5, 58215278), (10, 29107639), (11, 26461490), (19, 15319810), (22, 13230745), (38, 7659905), (55, 5292298), (95, 3063962), (110, 2646149), (121, 2405590), (190, 1531981), (209, 1392710), (242, 1202795), (418, 696355), (605, 481118), (1045, 278542), (1151, 252890), (1210, 240559), (1331, 218690), (2090, 139271), (2299, 126610), (2302, 126445), (2662, 109345), (4598, 63305), (5755, 50578), (6655, 43738), (11495, 25322), (11510, 25289), (12661, 22990), (13310, 21869)]