189910160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3221}}^1$

素因数の和:3312

約数の個数: 80

約数和(自身を含む): 489022272

約数和(自身を除く): 299112112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 1072, 1340, 1474, 2680, 2948, 3221, 3685, 5360, 5896, 6442, 7370, 11792, 12884, 14740, 16105, 25768, 29480, 32210, 35431, 51536, 58960, 64420, 70862, 128840, 141724, 177155, 215807, 257680, 283448, 354310, 431614, 566896, 708620, 863228, 1079035, 1417240, 1726456, 2158070, 2373877, 2834480, 3452912, 4316140, 4747754, 8632280, 9495508, 11869385, 17264560, 18991016, 23738770, 37982032, 47477540, 94955080, 189910160]

約数ペア:

[(1, 189910160), (2, 94955080), (4, 47477540), (5, 37982032), (8, 23738770), (10, 18991016), (11, 17264560), (16, 11869385), (20, 9495508), (22, 8632280), (40, 4747754), (44, 4316140), (55, 3452912), (67, 2834480), (80, 2373877), (88, 2158070), (110, 1726456), (134, 1417240), (176, 1079035), (220, 863228), (268, 708620), (335, 566896), (440, 431614), (536, 354310), (670, 283448), (737, 257680), (880, 215807), (1072, 177155), (1340, 141724), (1474, 128840), (2680, 70862), (2948, 64420), (3221, 58960), (3685, 51536), (5360, 35431), (5896, 32210), (6442, 29480), (7370, 25768), (11792, 16105), (12884, 14740)]