64746880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:588

約数の個数: 128

約数和(自身を含む): 179120160

約数和(自身を除く): 114373280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 541, 544, 640, 680, 704, 748, 880, 935, 1082, 1088, 1360, 1408, 1496, 1760, 1870, 2164, 2176, 2705, 2720, 2992, 3520, 3740, 4328, 5410, 5440, 5951, 5984, 7040, 7480, 8656, 9197, 10820, 10880, 11902, 11968, 14960, 17312, 18394, 21640, 23804, 23936, 29755, 29920, 34624, 36788, 43280, 45985, 47608, 59510, 59840, 69248, 73576, 86560, 91970, 95216, 101167, 119020, 119680, 147152, 173120, 183940, 190432, 202334, 238040, 294304, 346240, 367880, 380864, 404668, 476080, 505835, 588608, 735760, 761728, 809336, 952160, 1011670, 1177216, 1471520, 1618672, 1904320, 2023340, 2943040, 3237344, 3808640, 4046680, 5886080, 6474688, 8093360, 12949376, 16186720, 32373440, 64746880]

約数ペア:

[(1, 64746880), (2, 32373440), (4, 16186720), (5, 12949376), (8, 8093360), (10, 6474688), (11, 5886080), (16, 4046680), (17, 3808640), (20, 3237344), (22, 2943040), (32, 2023340), (34, 1904320), (40, 1618672), (44, 1471520), (55, 1177216), (64, 1011670), (68, 952160), (80, 809336), (85, 761728), (88, 735760), (110, 588608), (128, 505835), (136, 476080), (160, 404668), (170, 380864), (176, 367880), (187, 346240), (220, 294304), (272, 238040), (320, 202334), (340, 190432), (352, 183940), (374, 173120), (440, 147152), (541, 119680), (544, 119020), (640, 101167), (680, 95216), (704, 91970), (748, 86560), (880, 73576), (935, 69248), (1082, 59840), (1088, 59510), (1360, 47608), (1408, 45985), (1496, 43280), (1760, 36788), (1870, 34624), (2164, 29920), (2176, 29755), (2705, 23936), (2720, 23804), (2992, 21640), (3520, 18394), (3740, 17312), (4328, 14960), (5410, 11968), (5440, 11902), (5951, 10880), (5984, 10820), (7040, 9197), (7480, 8656)]