168740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 423360

約数和(自身を除く): 254620

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 59, 65, 110, 118, 130, 143, 220, 236, 260, 286, 295, 572, 590, 649, 715, 767, 1180, 1298, 1430, 1534, 2596, 2860, 3068, 3245, 3835, 6490, 7670, 8437, 12980, 15340, 16874, 33748, 42185, 84370, 168740]

約数ペア:

[(1, 168740), (2, 84370), (4, 42185), (5, 33748), (10, 16874), (11, 15340), (13, 12980), (20, 8437), (22, 7670), (26, 6490), (44, 3835), (52, 3245), (55, 3068), (59, 2860), (65, 2596), (110, 1534), (118, 1430), (130, 1298), (143, 1180), (220, 767), (236, 715), (260, 649), (286, 590), (295, 572)]