129598480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8663}}^1$

素因数の和:8704

約数の個数: 80

約数和(自身を含む): 348084864

約数和(自身を除く): 218486384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 8663, 14960, 17326, 34652, 43315, 69304, 86630, 95293, 138608, 147271, 173260, 190586, 294542, 346520, 381172, 476465, 589084, 693040, 736355, 762344, 952930, 1178168, 1472710, 1524688, 1619981, 1905860, 2356336, 2945420, 3239962, 3811720, 5890840, 6479924, 7623440, 8099905, 11781680, 12959848, 16199810, 25919696, 32399620, 64799240, 129598480]

約数ペア:

[(1, 129598480), (2, 64799240), (4, 32399620), (5, 25919696), (8, 16199810), (10, 12959848), (11, 11781680), (16, 8099905), (17, 7623440), (20, 6479924), (22, 5890840), (34, 3811720), (40, 3239962), (44, 2945420), (55, 2356336), (68, 1905860), (80, 1619981), (85, 1524688), (88, 1472710), (110, 1178168), (136, 952930), (170, 762344), (176, 736355), (187, 693040), (220, 589084), (272, 476465), (340, 381172), (374, 346520), (440, 294542), (680, 190586), (748, 173260), (880, 147271), (935, 138608), (1360, 95293), (1496, 86630), (1870, 69304), (2992, 43315), (3740, 34652), (7480, 17326), (8663, 14960)]