688003020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{16691}}^1$

素因数の和:16935

約数の個数: 72

約数和(自身を含む): 2096181360

約数和(自身を除く): 1408178340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 3435, 4122, 4580, 6870, 8244, 10305, 13740, 16691, 20610, 33382, 41220, 50073, 66764, 83455, 100146, 150219, 166910, 200292, 250365, 300438, 333820, 500730, 600876, 751095, 1001460, 1502190, 3004380, 3822239, 7644478, 11466717, 15288956, 19111195, 22933434, 34400151, 38222390, 45866868, 57333585, 68800302, 76444780, 114667170, 137600604, 172000755, 229334340, 344001510, 688003020]

約数ペア:

[(1, 688003020), (2, 344001510), (3, 229334340), (4, 172000755), (5, 137600604), (6, 114667170), (9, 76444780), (10, 68800302), (12, 57333585), (15, 45866868), (18, 38222390), (20, 34400151), (30, 22933434), (36, 19111195), (45, 15288956), (60, 11466717), (90, 7644478), (180, 3822239), (229, 3004380), (458, 1502190), (687, 1001460), (916, 751095), (1145, 600876), (1374, 500730), (2061, 333820), (2290, 300438), (2748, 250365), (3435, 200292), (4122, 166910), (4580, 150219), (6870, 100146), (8244, 83455), (10305, 66764), (13740, 50073), (16691, 41220), (20610, 33382)]