60709640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 140616000

約数和(自身を除く): 79906360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 139, 179, 244, 278, 305, 358, 488, 556, 610, 695, 716, 895, 1112, 1220, 1390, 1432, 1790, 2440, 2780, 3580, 5560, 7160, 8479, 10919, 16958, 21838, 24881, 33916, 42395, 43676, 49762, 54595, 67832, 84790, 87352, 99524, 109190, 124405, 169580, 199048, 218380, 248810, 339160, 436760, 497620, 995240, 1517741, 3035482, 6070964, 7588705, 12141928, 15177410, 30354820, 60709640]

約数ペア:

[(1, 60709640), (2, 30354820), (4, 15177410), (5, 12141928), (8, 7588705), (10, 6070964), (20, 3035482), (40, 1517741), (61, 995240), (122, 497620), (139, 436760), (179, 339160), (244, 248810), (278, 218380), (305, 199048), (358, 169580), (488, 124405), (556, 109190), (610, 99524), (695, 87352), (716, 84790), (895, 67832), (1112, 54595), (1220, 49762), (1390, 43676), (1432, 42395), (1790, 33916), (2440, 24881), (2780, 21838), (3580, 16958), (5560, 10919), (7160, 8479)]