201761780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:849

約数の個数: 96

約数和(自身を含む): 496782720

約数和(自身を除く): 295020940

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 73, 85, 110, 146, 170, 187, 220, 292, 340, 365, 374, 730, 739, 748, 803, 935, 1241, 1460, 1478, 1606, 1870, 2482, 2956, 3212, 3695, 3740, 4015, 4964, 6205, 7390, 8030, 8129, 12410, 12563, 13651, 14780, 16060, 16258, 24820, 25126, 27302, 32516, 40645, 50252, 53947, 54604, 62815, 68255, 81290, 107894, 125630, 136510, 138193, 162580, 215788, 251260, 269735, 273020, 276386, 539470, 552772, 593417, 690965, 917099, 1078940, 1186834, 1381930, 1834198, 2373668, 2763860, 2967085, 3668396, 4585495, 5934170, 9170990, 10088089, 11868340, 18341980, 20176178, 40352356, 50440445, 100880890, 201761780]

約数ペア:

[(1, 201761780), (2, 100880890), (4, 50440445), (5, 40352356), (10, 20176178), (11, 18341980), (17, 11868340), (20, 10088089), (22, 9170990), (34, 5934170), (44, 4585495), (55, 3668396), (68, 2967085), (73, 2763860), (85, 2373668), (110, 1834198), (146, 1381930), (170, 1186834), (187, 1078940), (220, 917099), (292, 690965), (340, 593417), (365, 552772), (374, 539470), (730, 276386), (739, 273020), (748, 269735), (803, 251260), (935, 215788), (1241, 162580), (1460, 138193), (1478, 136510), (1606, 125630), (1870, 107894), (2482, 81290), (2956, 68255), (3212, 62815), (3695, 54604), (3740, 53947), (4015, 50252), (4964, 40645), (6205, 32516), (7390, 27302), (8030, 25126), (8129, 24820), (12410, 16258), (12563, 16060), (13651, 14780)]