202105640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 525657600

約数和(自身を除く): 323551960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 47, 55, 58, 88, 94, 110, 116, 145, 188, 220, 232, 235, 290, 319, 337, 376, 440, 470, 517, 580, 638, 674, 940, 1034, 1160, 1276, 1348, 1363, 1595, 1685, 1880, 2068, 2552, 2585, 2696, 2726, 3190, 3370, 3707, 4136, 5170, 5452, 6380, 6740, 6815, 7414, 9773, 10340, 10904, 12760, 13480, 13630, 14828, 14993, 15839, 18535, 19546, 20680, 27260, 29656, 29986, 31678, 37070, 39092, 48865, 54520, 59972, 63356, 74140, 74965, 78184, 79195, 97730, 107503, 119944, 126712, 148280, 149930, 158390, 174229, 195460, 215006, 299860, 316780, 348458, 390920, 430012, 459331, 537515, 599720, 633560, 696916, 860024, 871145, 918662, 1075030, 1393832, 1742290, 1837324, 2150060, 2296655, 3484580, 3674648, 4300120, 4593310, 5052641, 6969160, 9186620, 10105282, 18373240, 20210564, 25263205, 40421128, 50526410, 101052820, 202105640]

約数ペア:

[(1, 202105640), (2, 101052820), (4, 50526410), (5, 40421128), (8, 25263205), (10, 20210564), (11, 18373240), (20, 10105282), (22, 9186620), (29, 6969160), (40, 5052641), (44, 4593310), (47, 4300120), (55, 3674648), (58, 3484580), (88, 2296655), (94, 2150060), (110, 1837324), (116, 1742290), (145, 1393832), (188, 1075030), (220, 918662), (232, 871145), (235, 860024), (290, 696916), (319, 633560), (337, 599720), (376, 537515), (440, 459331), (470, 430012), (517, 390920), (580, 348458), (638, 316780), (674, 299860), (940, 215006), (1034, 195460), (1160, 174229), (1276, 158390), (1348, 149930), (1363, 148280), (1595, 126712), (1685, 119944), (1880, 107503), (2068, 97730), (2552, 79195), (2585, 78184), (2696, 74965), (2726, 74140), (3190, 63356), (3370, 59972), (3707, 54520), (4136, 48865), (5170, 39092), (5452, 37070), (6380, 31678), (6740, 29986), (6815, 29656), (7414, 27260), (9773, 20680), (10340, 19546), (10904, 18535), (12760, 15839), (13480, 14993), (13630, 14828)]