15715480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 25652840

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 121, 136, 170, 187, 191, 220, 242, 340, 374, 382, 440, 484, 605, 680, 748, 764, 935, 955, 968, 1210, 1496, 1528, 1870, 1910, 2057, 2101, 2420, 3247, 3740, 3820, 4114, 4202, 4840, 6494, 7480, 7640, 8228, 8404, 10285, 10505, 12988, 16235, 16456, 16808, 20570, 21010, 23111, 25976, 32470, 35717, 41140, 42020, 46222, 64940, 71434, 82280, 84040, 92444, 115555, 129880, 142868, 178585, 184888, 231110, 285736, 357170, 392887, 462220, 714340, 785774, 924440, 1428680, 1571548, 1964435, 3143096, 3928870, 7857740, 15715480]

約数ペア:

[(1, 15715480), (2, 7857740), (4, 3928870), (5, 3143096), (8, 1964435), (10, 1571548), (11, 1428680), (17, 924440), (20, 785774), (22, 714340), (34, 462220), (40, 392887), (44, 357170), (55, 285736), (68, 231110), (85, 184888), (88, 178585), (110, 142868), (121, 129880), (136, 115555), (170, 92444), (187, 84040), (191, 82280), (220, 71434), (242, 64940), (340, 46222), (374, 42020), (382, 41140), (440, 35717), (484, 32470), (605, 25976), (680, 23111), (748, 21010), (764, 20570), (935, 16808), (955, 16456), (968, 16235), (1210, 12988), (1496, 10505), (1528, 10285), (1870, 8404), (1910, 8228), (2057, 7640), (2101, 7480), (2420, 6494), (3247, 4840), (3740, 4202), (3820, 4114)]