81272736

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{4783}}^1$

素因数の和:4858

約数の個数: 72

約数和(自身を含む): 235085760

約数和(自身を除く): 153813024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1888, 2124, 2832, 4248, 4783, 5664, 8496, 9566, 14349, 16992, 19132, 28698, 38264, 43047, 57396, 76528, 86094, 114792, 153056, 172188, 229584, 282197, 344376, 459168, 564394, 688752, 846591, 1128788, 1377504, 1693182, 2257576, 2539773, 3386364, 4515152, 5079546, 6772728, 9030304, 10159092, 13545456, 20318184, 27090912, 40636368, 81272736]

約数ペア:

[(1, 81272736), (2, 40636368), (3, 27090912), (4, 20318184), (6, 13545456), (8, 10159092), (9, 9030304), (12, 6772728), (16, 5079546), (18, 4515152), (24, 3386364), (32, 2539773), (36, 2257576), (48, 1693182), (59, 1377504), (72, 1128788), (96, 846591), (118, 688752), (144, 564394), (177, 459168), (236, 344376), (288, 282197), (354, 229584), (472, 172188), (531, 153056), (708, 114792), (944, 86094), (1062, 76528), (1416, 57396), (1888, 43047), (2124, 38264), (2832, 28698), (4248, 19132), (4783, 16992), (5664, 14349), (8496, 9566)]