1640268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 4962048

約数和(自身を除く): 3321780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 283, 322, 414, 483, 566, 644, 828, 849, 966, 1132, 1449, 1698, 1932, 1981, 2547, 2898, 3396, 3962, 5094, 5796, 5943, 6509, 7924, 10188, 11886, 13018, 17829, 19527, 23772, 26036, 35658, 39054, 45563, 58581, 71316, 78108, 91126, 117162, 136689, 182252, 234324, 273378, 410067, 546756, 820134, 1640268]

約数ペア:

[(1, 1640268), (2, 820134), (3, 546756), (4, 410067), (6, 273378), (7, 234324), (9, 182252), (12, 136689), (14, 117162), (18, 91126), (21, 78108), (23, 71316), (28, 58581), (36, 45563), (42, 39054), (46, 35658), (63, 26036), (69, 23772), (84, 19527), (92, 17829), (126, 13018), (138, 11886), (161, 10188), (207, 7924), (252, 6509), (276, 5943), (283, 5796), (322, 5094), (414, 3962), (483, 3396), (566, 2898), (644, 2547), (828, 1981), (849, 1932), (966, 1698), (1132, 1449)]