218544080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{143779}}^1$

素因数の和:143811

約数の個数: 40

約数和(自身を含む): 534861600

約数和(自身を除く): 316317520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 143779, 287558, 575116, 718895, 1150232, 1437790, 2300464, 2731801, 2875580, 5463602, 5751160, 10927204, 11502320, 13659005, 21854408, 27318010, 43708816, 54636020, 109272040, 218544080]

約数ペア:

[(1, 218544080), (2, 109272040), (4, 54636020), (5, 43708816), (8, 27318010), (10, 21854408), (16, 13659005), (19, 11502320), (20, 10927204), (38, 5751160), (40, 5463602), (76, 2875580), (80, 2731801), (95, 2300464), (152, 1437790), (190, 1150232), (304, 718895), (380, 575116), (760, 287558), (1520, 143779)]