71857940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1665

約数の個数: 96

約数和(自身を含む): 194745600

約数和(自身を除く): 122887660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 770, 812, 1015, 1276, 1540, 1595, 1609, 2030, 2233, 3190, 3218, 4060, 4466, 6380, 6436, 8045, 8932, 11165, 11263, 16090, 17699, 22330, 22526, 32180, 35398, 44660, 45052, 46661, 56315, 70796, 88495, 93322, 112630, 123893, 176990, 186644, 225260, 233305, 247786, 326627, 353980, 466610, 495572, 513271, 619465, 653254, 933220, 1026542, 1238930, 1306508, 1633135, 2053084, 2477860, 2566355, 3266270, 3592897, 5132710, 6532540, 7185794, 10265420, 14371588, 17964485, 35928970, 71857940]

約数ペア:

[(1, 71857940), (2, 35928970), (4, 17964485), (5, 14371588), (7, 10265420), (10, 7185794), (11, 6532540), (14, 5132710), (20, 3592897), (22, 3266270), (28, 2566355), (29, 2477860), (35, 2053084), (44, 1633135), (55, 1306508), (58, 1238930), (70, 1026542), (77, 933220), (110, 653254), (116, 619465), (140, 513271), (145, 495572), (154, 466610), (203, 353980), (220, 326627), (290, 247786), (308, 233305), (319, 225260), (385, 186644), (406, 176990), (580, 123893), (638, 112630), (770, 93322), (812, 88495), (1015, 70796), (1276, 56315), (1540, 46661), (1595, 45052), (1609, 44660), (2030, 35398), (2233, 32180), (3190, 22526), (3218, 22330), (4060, 17699), (4466, 16090), (6380, 11263), (6436, 11165), (8045, 8932)]