256780405376

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10727791}}^1$

素因数の和:10727833

約数の個数: 64

約数和(自身を含む): 590886783360

約数和(自身を除く): 334106377984

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1408, 1496, 2176, 2992, 5984, 11968, 23936, 10727791, 21455582, 42911164, 85822328, 118005701, 171644656, 182372447, 236011402, 343289312, 364744894, 472022804, 686578624, 729489788, 944045608, 1373157248, 1458979576, 1888091216, 2006096917, 2917959152, 3776182432, 4012193834, 5835918304, 7552364864, 8024387668, 11671836608, 15104729728, 16048775336, 23343673216, 32097550672, 64195101344, 128390202688, 256780405376]

約数ペア:

[(1, 256780405376), (2, 128390202688), (4, 64195101344), (8, 32097550672), (11, 23343673216), (16, 16048775336), (17, 15104729728), (22, 11671836608), (32, 8024387668), (34, 7552364864), (44, 5835918304), (64, 4012193834), (68, 3776182432), (88, 2917959152), (128, 2006096917), (136, 1888091216), (176, 1458979576), (187, 1373157248), (272, 944045608), (352, 729489788), (374, 686578624), (544, 472022804), (704, 364744894), (748, 343289312), (1088, 236011402), (1408, 182372447), (1496, 171644656), (2176, 118005701), (2992, 85822328), (5984, 42911164), (11968, 21455582), (23936, 10727791)]