310179320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 795018240

約数和(自身を除く): 484838920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 53, 55, 88, 94, 106, 110, 188, 212, 220, 235, 265, 283, 376, 424, 440, 470, 517, 530, 566, 583, 940, 1034, 1060, 1132, 1166, 1415, 1880, 2068, 2120, 2264, 2332, 2491, 2585, 2830, 2915, 3113, 4136, 4664, 4982, 5170, 5660, 5830, 6226, 9964, 10340, 11320, 11660, 12452, 12455, 13301, 14999, 15565, 19928, 20680, 23320, 24904, 24910, 26602, 27401, 29998, 31130, 49820, 53204, 54802, 59996, 62260, 66505, 74995, 99640, 106408, 109604, 119992, 124520, 133010, 137005, 146311, 149990, 164989, 219208, 266020, 274010, 292622, 299980, 329978, 532040, 548020, 585244, 599960, 659956, 704953, 731555, 824945, 1096040, 1170488, 1319912, 1409906, 1463110, 1649890, 2819812, 2926220, 3299780, 3524765, 5639624, 5852440, 6599560, 7049530, 7754483, 14099060, 15508966, 28198120, 31017932, 38772415, 62035864, 77544830, 155089660, 310179320]

約数ペア:

[(1, 310179320), (2, 155089660), (4, 77544830), (5, 62035864), (8, 38772415), (10, 31017932), (11, 28198120), (20, 15508966), (22, 14099060), (40, 7754483), (44, 7049530), (47, 6599560), (53, 5852440), (55, 5639624), (88, 3524765), (94, 3299780), (106, 2926220), (110, 2819812), (188, 1649890), (212, 1463110), (220, 1409906), (235, 1319912), (265, 1170488), (283, 1096040), (376, 824945), (424, 731555), (440, 704953), (470, 659956), (517, 599960), (530, 585244), (566, 548020), (583, 532040), (940, 329978), (1034, 299980), (1060, 292622), (1132, 274010), (1166, 266020), (1415, 219208), (1880, 164989), (2068, 149990), (2120, 146311), (2264, 137005), (2332, 133010), (2491, 124520), (2585, 119992), (2830, 109604), (2915, 106408), (3113, 99640), (4136, 74995), (4664, 66505), (4982, 62260), (5170, 59996), (5660, 54802), (5830, 53204), (6226, 49820), (9964, 31130), (10340, 29998), (11320, 27401), (11660, 26602), (12452, 24910), (12455, 24904), (13301, 23320), (14999, 20680), (15565, 19928)]