1640967144

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{27919}}^1$

素因数の和:28038

約数の個数: 64

約数和(自身を含む): 4288512000

約数和(自身を除く): 2647544856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 79, 93, 124, 158, 186, 237, 248, 316, 372, 474, 632, 744, 948, 1896, 2449, 4898, 7347, 9796, 14694, 19592, 27919, 29388, 55838, 58776, 83757, 111676, 167514, 223352, 335028, 670056, 865489, 1730978, 2205601, 2596467, 3461956, 4411202, 5192934, 6616803, 6923912, 8822404, 10385868, 13233606, 17644808, 20771736, 26467212, 52934424, 68373631, 136747262, 205120893, 273494524, 410241786, 546989048, 820483572, 1640967144]

約数ペア:

[(1, 1640967144), (2, 820483572), (3, 546989048), (4, 410241786), (6, 273494524), (8, 205120893), (12, 136747262), (24, 68373631), (31, 52934424), (62, 26467212), (79, 20771736), (93, 17644808), (124, 13233606), (158, 10385868), (186, 8822404), (237, 6923912), (248, 6616803), (316, 5192934), (372, 4411202), (474, 3461956), (632, 2596467), (744, 2205601), (948, 1730978), (1896, 865489), (2449, 670056), (4898, 335028), (7347, 223352), (9796, 167514), (14694, 111676), (19592, 83757), (27919, 58776), (29388, 55838)]