406681808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1069}}^1$

素因数の和:1180

約数の個数: 80

約数和(自身を含む): 891609600

約数和(自身を除く): 484927792

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 59, 62, 104, 118, 124, 208, 236, 248, 403, 472, 496, 767, 806, 944, 1069, 1534, 1612, 1829, 2138, 3068, 3224, 3658, 4276, 6136, 6448, 7316, 8552, 12272, 13897, 14632, 17104, 23777, 27794, 29264, 33139, 47554, 55588, 63071, 66278, 95108, 111176, 126142, 132556, 190216, 222352, 252284, 265112, 380432, 430807, 504568, 530224, 819923, 861614, 1009136, 1639846, 1723228, 1955201, 3279692, 3446456, 3910402, 6559384, 6892912, 7820804, 13118768, 15641608, 25417613, 31283216, 50835226, 101670452, 203340904, 406681808]

約数ペア:

[(1, 406681808), (2, 203340904), (4, 101670452), (8, 50835226), (13, 31283216), (16, 25417613), (26, 15641608), (31, 13118768), (52, 7820804), (59, 6892912), (62, 6559384), (104, 3910402), (118, 3446456), (124, 3279692), (208, 1955201), (236, 1723228), (248, 1639846), (403, 1009136), (472, 861614), (496, 819923), (767, 530224), (806, 504568), (944, 430807), (1069, 380432), (1534, 265112), (1612, 252284), (1829, 222352), (2138, 190216), (3068, 132556), (3224, 126142), (3658, 111176), (4276, 95108), (6136, 66278), (6448, 63071), (7316, 55588), (8552, 47554), (12272, 33139), (13897, 29264), (14632, 27794), (17104, 23777)]