66990880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2282

約数の個数: 96

約数和(自身を含む): 182891520

約数和(自身を除く): 115900640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2239, 2720, 2992, 3740, 4478, 5984, 7480, 8956, 11195, 14960, 17912, 22390, 24629, 29920, 35824, 38063, 44780, 49258, 71648, 76126, 89560, 98516, 123145, 152252, 179120, 190315, 197032, 246290, 304504, 358240, 380630, 394064, 418693, 492580, 609008, 761260, 788128, 837386, 985160, 1218016, 1522520, 1674772, 1970320, 2093465, 3045040, 3349544, 3940640, 4186930, 6090080, 6699088, 8373860, 13398176, 16747720, 33495440, 66990880]

約数ペア:

[(1, 66990880), (2, 33495440), (4, 16747720), (5, 13398176), (8, 8373860), (10, 6699088), (11, 6090080), (16, 4186930), (17, 3940640), (20, 3349544), (22, 3045040), (32, 2093465), (34, 1970320), (40, 1674772), (44, 1522520), (55, 1218016), (68, 985160), (80, 837386), (85, 788128), (88, 761260), (110, 609008), (136, 492580), (160, 418693), (170, 394064), (176, 380630), (187, 358240), (220, 304504), (272, 246290), (340, 197032), (352, 190315), (374, 179120), (440, 152252), (544, 123145), (680, 98516), (748, 89560), (880, 76126), (935, 71648), (1360, 49258), (1496, 44780), (1760, 38063), (1870, 35824), (2239, 29920), (2720, 24629), (2992, 22390), (3740, 17912), (4478, 14960), (5984, 11195), (7480, 8956)]