28728816

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 78566400

約数和(自身を除く): 49837584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 43, 48, 62, 86, 93, 124, 129, 172, 186, 248, 258, 344, 372, 449, 496, 516, 688, 744, 898, 1032, 1333, 1347, 1488, 1796, 2064, 2666, 2694, 3592, 3999, 5332, 5388, 7184, 7998, 10664, 10776, 13919, 15996, 19307, 21328, 21552, 27838, 31992, 38614, 41757, 55676, 57921, 63984, 77228, 83514, 111352, 115842, 154456, 167028, 222704, 231684, 308912, 334056, 463368, 598517, 668112, 926736, 1197034, 1795551, 2394068, 3591102, 4788136, 7182204, 9576272, 14364408, 28728816]

約数ペア:

[(1, 28728816), (2, 14364408), (3, 9576272), (4, 7182204), (6, 4788136), (8, 3591102), (12, 2394068), (16, 1795551), (24, 1197034), (31, 926736), (43, 668112), (48, 598517), (62, 463368), (86, 334056), (93, 308912), (124, 231684), (129, 222704), (172, 167028), (186, 154456), (248, 115842), (258, 111352), (344, 83514), (372, 77228), (449, 63984), (496, 57921), (516, 55676), (688, 41757), (744, 38614), (898, 31992), (1032, 27838), (1333, 21552), (1347, 21328), (1488, 19307), (1796, 15996), (2064, 13919), (2666, 10776), (2694, 10664), (3592, 7998), (3999, 7184), (5332, 5388)]