81228432

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 219668480

約数和(自身を除く): 138440048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 79, 93, 124, 158, 186, 237, 248, 316, 372, 474, 496, 632, 691, 744, 948, 1264, 1382, 1488, 1896, 2073, 2449, 2764, 3792, 4146, 4898, 5528, 7347, 8292, 9796, 11056, 14694, 16584, 19592, 21421, 29388, 33168, 39184, 42842, 54589, 58776, 64263, 85684, 109178, 117552, 128526, 163767, 171368, 218356, 257052, 327534, 342736, 436712, 514104, 655068, 873424, 1028208, 1310136, 1692259, 2620272, 3384518, 5076777, 6769036, 10153554, 13538072, 20307108, 27076144, 40614216, 81228432]

約数ペア:

[(1, 81228432), (2, 40614216), (3, 27076144), (4, 20307108), (6, 13538072), (8, 10153554), (12, 6769036), (16, 5076777), (24, 3384518), (31, 2620272), (48, 1692259), (62, 1310136), (79, 1028208), (93, 873424), (124, 655068), (158, 514104), (186, 436712), (237, 342736), (248, 327534), (316, 257052), (372, 218356), (474, 171368), (496, 163767), (632, 128526), (691, 117552), (744, 109178), (948, 85684), (1264, 64263), (1382, 58776), (1488, 54589), (1896, 42842), (2073, 39184), (2449, 33168), (2764, 29388), (3792, 21421), (4146, 19592), (4898, 16584), (5528, 14694), (7347, 11056), (8292, 9796)]