331874480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5437}}^1$

素因数の和:5566

約数の個数: 80

約数和(自身を含む): 890091840

約数和(自身を除く): 558217360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1526, 1744, 2180, 3052, 3815, 4360, 5437, 6104, 7630, 8720, 10874, 12208, 15260, 21748, 27185, 30520, 38059, 43496, 54370, 61040, 76118, 86992, 108740, 152236, 190295, 217480, 304472, 380590, 434960, 592633, 608944, 761180, 1185266, 1522360, 2370532, 2963165, 3044720, 4148431, 4741064, 5926330, 8296862, 9482128, 11852660, 16593724, 20742155, 23705320, 33187448, 41484310, 47410640, 66374896, 82968620, 165937240, 331874480]

約数ペア:

[(1, 331874480), (2, 165937240), (4, 82968620), (5, 66374896), (7, 47410640), (8, 41484310), (10, 33187448), (14, 23705320), (16, 20742155), (20, 16593724), (28, 11852660), (35, 9482128), (40, 8296862), (56, 5926330), (70, 4741064), (80, 4148431), (109, 3044720), (112, 2963165), (140, 2370532), (218, 1522360), (280, 1185266), (436, 761180), (545, 608944), (560, 592633), (763, 434960), (872, 380590), (1090, 304472), (1526, 217480), (1744, 190295), (2180, 152236), (3052, 108740), (3815, 86992), (4360, 76118), (5437, 61040), (6104, 54370), (7630, 43496), (8720, 38059), (10874, 30520), (12208, 27185), (15260, 21748)]