180006640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3467}}^1$

素因数の和:3550

約数の個数: 80

約数和(自身を含む): 464434560

約数和(自身を除く): 284427920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 2360, 2596, 3245, 3467, 4720, 5192, 6490, 6934, 10384, 12980, 13868, 17335, 25960, 27736, 34670, 38137, 51920, 55472, 69340, 76274, 138680, 152548, 190685, 204553, 277360, 305096, 381370, 409106, 610192, 762740, 818212, 1022765, 1525480, 1636424, 2045530, 2250083, 3050960, 3272848, 4091060, 4500166, 8182120, 9000332, 11250415, 16364240, 18000664, 22500830, 36001328, 45001660, 90003320, 180006640]

約数ペア:

[(1, 180006640), (2, 90003320), (4, 45001660), (5, 36001328), (8, 22500830), (10, 18000664), (11, 16364240), (16, 11250415), (20, 9000332), (22, 8182120), (40, 4500166), (44, 4091060), (55, 3272848), (59, 3050960), (80, 2250083), (88, 2045530), (110, 1636424), (118, 1525480), (176, 1022765), (220, 818212), (236, 762740), (295, 610192), (440, 409106), (472, 381370), (590, 305096), (649, 277360), (880, 204553), (944, 190685), (1180, 152548), (1298, 138680), (2360, 76274), (2596, 69340), (3245, 55472), (3467, 51920), (4720, 38137), (5192, 34670), (6490, 27736), (6934, 25960), (10384, 17335), (12980, 13868)]