238215560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31847}}^1$

素因数の和:31886

約数の個数: 64

約数和(自身を含む): 619125120

約数和(自身を除く): 380909560

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 31847, 63694, 127388, 159235, 254776, 318470, 350317, 541399, 636940, 700634, 1082798, 1273880, 1401268, 1751585, 2165596, 2706995, 2802536, 3503170, 4331192, 5413990, 5955389, 7006340, 10827980, 11910778, 14012680, 21655960, 23821556, 29776945, 47643112, 59553890, 119107780, 238215560]

約数ペア:

[(1, 238215560), (2, 119107780), (4, 59553890), (5, 47643112), (8, 29776945), (10, 23821556), (11, 21655960), (17, 14012680), (20, 11910778), (22, 10827980), (34, 7006340), (40, 5955389), (44, 5413990), (55, 4331192), (68, 3503170), (85, 2802536), (88, 2706995), (110, 2165596), (136, 1751585), (170, 1401268), (187, 1273880), (220, 1082798), (340, 700634), (374, 636940), (440, 541399), (680, 350317), (748, 318470), (935, 254776), (1496, 159235), (1870, 127388), (3740, 63694), (7480, 31847)]