217420830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7573}}^1$

素因数の和:7626

約数の個数: 96

約数和(自身を含む): 638033760

約数和(自身を除く): 420612930

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 29, 30, 33, 45, 55, 58, 66, 87, 90, 99, 110, 145, 165, 174, 198, 261, 290, 319, 330, 435, 495, 522, 638, 870, 957, 990, 1305, 1595, 1914, 2610, 2871, 3190, 4785, 5742, 7573, 9570, 14355, 15146, 22719, 28710, 37865, 45438, 68157, 75730, 83303, 113595, 136314, 166606, 219617, 227190, 249909, 340785, 416515, 439234, 499818, 658851, 681570, 749727, 833030, 1098085, 1249545, 1317702, 1499454, 1976553, 2196170, 2415787, 2499090, 3294255, 3748635, 3953106, 4831574, 6588510, 7247361, 7497270, 9882765, 12078935, 14494722, 19765530, 21742083, 24157870, 36236805, 43484166, 72473610, 108710415, 217420830]

約数ペア:

[(1, 217420830), (2, 108710415), (3, 72473610), (5, 43484166), (6, 36236805), (9, 24157870), (10, 21742083), (11, 19765530), (15, 14494722), (18, 12078935), (22, 9882765), (29, 7497270), (30, 7247361), (33, 6588510), (45, 4831574), (55, 3953106), (58, 3748635), (66, 3294255), (87, 2499090), (90, 2415787), (99, 2196170), (110, 1976553), (145, 1499454), (165, 1317702), (174, 1249545), (198, 1098085), (261, 833030), (290, 749727), (319, 681570), (330, 658851), (435, 499818), (495, 439234), (522, 416515), (638, 340785), (870, 249909), (957, 227190), (990, 219617), (1305, 166606), (1595, 136314), (1914, 113595), (2610, 83303), (2871, 75730), (3190, 68157), (4785, 45438), (5742, 37865), (7573, 28710), (9570, 22719), (14355, 15146)]