66591580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 163296000

約数和(自身を除く): 96704420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 178, 179, 190, 209, 220, 356, 358, 380, 418, 445, 716, 836, 890, 895, 979, 1045, 1691, 1780, 1790, 1958, 1969, 2090, 3382, 3401, 3580, 3916, 3938, 4180, 4895, 6764, 6802, 7876, 8455, 9790, 9845, 13604, 15931, 16910, 17005, 18601, 19580, 19690, 31862, 33820, 34010, 37202, 37411, 39380, 63724, 68020, 74404, 74822, 79655, 93005, 149644, 159310, 175241, 186010, 187055, 302689, 318620, 350482, 372020, 374110, 605378, 700964, 748220, 876205, 1210756, 1513445, 1752410, 3026890, 3329579, 3504820, 6053780, 6659158, 13318316, 16647895, 33295790, 66591580]

約数ペア:

[(1, 66591580), (2, 33295790), (4, 16647895), (5, 13318316), (10, 6659158), (11, 6053780), (19, 3504820), (20, 3329579), (22, 3026890), (38, 1752410), (44, 1513445), (55, 1210756), (76, 876205), (89, 748220), (95, 700964), (110, 605378), (178, 374110), (179, 372020), (190, 350482), (209, 318620), (220, 302689), (356, 187055), (358, 186010), (380, 175241), (418, 159310), (445, 149644), (716, 93005), (836, 79655), (890, 74822), (895, 74404), (979, 68020), (1045, 63724), (1691, 39380), (1780, 37411), (1790, 37202), (1958, 34010), (1969, 33820), (2090, 31862), (3382, 19690), (3401, 19580), (3580, 18601), (3916, 17005), (3938, 16910), (4180, 15931), (4895, 13604), (6764, 9845), (6802, 9790), (7876, 8455)]