28741419776

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 61871144160

約数和(自身を除く): 33129724384

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 157, 244, 256, 304, 314, 488, 608, 617, 628, 976, 1159, 1216, 1234, 1256, 1952, 2318, 2432, 2468, 2512, 2983, 3904, 4636, 4864, 4936, 5024, 5966, 7808, 9272, 9577, 9872, 10048, 11723, 11932, 15616, 18544, 19154, 19744, 20096, 23446, 23864, 37088, 37637, 38308, 39488, 40192, 46892, 47728, 74176, 75274, 76616, 78976, 93784, 95456, 96869, 148352, 150548, 153232, 157952, 181963, 187568, 190912, 193738, 296704, 301096, 306464, 363926, 375136, 381824, 387476, 602192, 612928, 715103, 727852, 750272, 763648, 774952, 1204384, 1225856, 1430206, 1455704, 1500544, 1549904, 1840511, 2408768, 2451712, 2860412, 2911408, 3001088, 3099808, 3681022, 4817536, 5720824, 5822816, 5909009, 6199616, 7362044, 9635072, 11441648, 11645632, 11818018, 12399232, 14724088, 22883296, 23291264, 23636036, 24798464, 29448176, 45766592, 46582528, 47272072, 58896352, 91533184, 94544144, 112271171, 117792704, 183066368, 189088288, 224542342, 235585408, 378176576, 449084684, 471170816, 756353152, 898169368, 1512706304, 1796338736, 3592677472, 7185354944, 14370709888, 28741419776]

約数ペア:

[(1, 28741419776), (2, 14370709888), (4, 7185354944), (8, 3592677472), (16, 1796338736), (19, 1512706304), (32, 898169368), (38, 756353152), (61, 471170816), (64, 449084684), (76, 378176576), (122, 235585408), (128, 224542342), (152, 189088288), (157, 183066368), (244, 117792704), (256, 112271171), (304, 94544144), (314, 91533184), (488, 58896352), (608, 47272072), (617, 46582528), (628, 45766592), (976, 29448176), (1159, 24798464), (1216, 23636036), (1234, 23291264), (1256, 22883296), (1952, 14724088), (2318, 12399232), (2432, 11818018), (2468, 11645632), (2512, 11441648), (2983, 9635072), (3904, 7362044), (4636, 6199616), (4864, 5909009), (4936, 5822816), (5024, 5720824), (5966, 4817536), (7808, 3681022), (9272, 3099808), (9577, 3001088), (9872, 2911408), (10048, 2860412), (11723, 2451712), (11932, 2408768), (15616, 1840511), (18544, 1549904), (19154, 1500544), (19744, 1455704), (20096, 1430206), (23446, 1225856), (23864, 1204384), (37088, 774952), (37637, 763648), (38308, 750272), (39488, 727852), (40192, 715103), (46892, 612928), (47728, 602192), (74176, 387476), (75274, 381824), (76616, 375136), (78976, 363926), (93784, 306464), (95456, 301096), (96869, 296704), (148352, 193738), (150548, 190912), (153232, 187568), (157952, 181963)]