261352008

素因数分解:

$2^3\times 3^4\times {\mathrm{151}}^1\times {\mathrm{2671}}^1$

素因数の和:2840

約数の個数: 80

約数和(自身を含む): 737151360

約数和(自身を除く): 475799352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 151, 162, 216, 302, 324, 453, 604, 648, 906, 1208, 1359, 1812, 2671, 2718, 3624, 4077, 5342, 5436, 8013, 8154, 10684, 10872, 12231, 16026, 16308, 21368, 24039, 24462, 32052, 32616, 48078, 48924, 64104, 72117, 96156, 97848, 144234, 192312, 216351, 288468, 403321, 432702, 576936, 806642, 865404, 1209963, 1613284, 1730808, 2419926, 3226568, 3629889, 4839852, 7259778, 9679704, 10889667, 14519556, 21779334, 29039112, 32669001, 43558668, 65338002, 87117336, 130676004, 261352008]

約数ペア:

[(1, 261352008), (2, 130676004), (3, 87117336), (4, 65338002), (6, 43558668), (8, 32669001), (9, 29039112), (12, 21779334), (18, 14519556), (24, 10889667), (27, 9679704), (36, 7259778), (54, 4839852), (72, 3629889), (81, 3226568), (108, 2419926), (151, 1730808), (162, 1613284), (216, 1209963), (302, 865404), (324, 806642), (453, 576936), (604, 432702), (648, 403321), (906, 288468), (1208, 216351), (1359, 192312), (1812, 144234), (2671, 97848), (2718, 96156), (3624, 72117), (4077, 64104), (5342, 48924), (5436, 48078), (8013, 32616), (8154, 32052), (10684, 24462), (10872, 24039), (12231, 21368), (16026, 16308)]