81278646264

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{6168689}}^1$

素因数の和:6168765

約数の個数: 64

約数和(自身を含む): 229475268000

約数和(自身を除く): 148196621736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1647, 2196, 3294, 4392, 6588, 13176, 6168689, 12337378, 18506067, 24674756, 37012134, 49349512, 55518201, 74024268, 111036402, 148048536, 166554603, 222072804, 333109206, 376290029, 444145608, 666218412, 752580058, 1128870087, 1332436824, 1505160116, 2257740174, 3010320232, 3386610261, 4515480348, 6773220522, 9030960696, 10159830783, 13546441044, 20319661566, 27092882088, 40639323132, 81278646264]

約数ペア:

[(1, 81278646264), (2, 40639323132), (3, 27092882088), (4, 20319661566), (6, 13546441044), (8, 10159830783), (9, 9030960696), (12, 6773220522), (18, 4515480348), (24, 3386610261), (27, 3010320232), (36, 2257740174), (54, 1505160116), (61, 1332436824), (72, 1128870087), (108, 752580058), (122, 666218412), (183, 444145608), (216, 376290029), (244, 333109206), (366, 222072804), (488, 166554603), (549, 148048536), (732, 111036402), (1098, 74024268), (1464, 55518201), (1647, 49349512), (2196, 37012134), (3294, 24674756), (4392, 18506067), (6588, 12337378), (13176, 6168689)]