248189920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1699}}^1$

素因数の和:1808

約数の個数: 96

約数和(自身を含む): 647740800

約数和(自身を除く): 399550880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 83, 88, 110, 160, 166, 176, 220, 332, 352, 415, 440, 664, 830, 880, 913, 1328, 1660, 1699, 1760, 1826, 2656, 3320, 3398, 3652, 4565, 6640, 6796, 7304, 8495, 9130, 13280, 13592, 14608, 16990, 18260, 18689, 27184, 29216, 33980, 36520, 37378, 54368, 67960, 73040, 74756, 93445, 135920, 141017, 146080, 149512, 186890, 271840, 282034, 299024, 373780, 564068, 598048, 705085, 747560, 1128136, 1410170, 1495120, 1551187, 2256272, 2820340, 2990240, 3102374, 4512544, 5640680, 6204748, 7755935, 11281360, 12409496, 15511870, 22562720, 24818992, 31023740, 49637984, 62047480, 124094960, 248189920]

約数ペア:

[(1, 248189920), (2, 124094960), (4, 62047480), (5, 49637984), (8, 31023740), (10, 24818992), (11, 22562720), (16, 15511870), (20, 12409496), (22, 11281360), (32, 7755935), (40, 6204748), (44, 5640680), (55, 4512544), (80, 3102374), (83, 2990240), (88, 2820340), (110, 2256272), (160, 1551187), (166, 1495120), (176, 1410170), (220, 1128136), (332, 747560), (352, 705085), (415, 598048), (440, 564068), (664, 373780), (830, 299024), (880, 282034), (913, 271840), (1328, 186890), (1660, 149512), (1699, 146080), (1760, 141017), (1826, 135920), (2656, 93445), (3320, 74756), (3398, 73040), (3652, 67960), (4565, 54368), (6640, 37378), (6796, 36520), (7304, 33980), (8495, 29216), (9130, 27184), (13280, 18689), (13592, 18260), (14608, 16990)]