842669080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 2143272960

約数和(自身を除く): 1300603880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 191, 220, 271, 296, 370, 382, 407, 440, 542, 740, 764, 814, 955, 1084, 1355, 1480, 1528, 1628, 1910, 2035, 2101, 2168, 2710, 2981, 3256, 3820, 4070, 4202, 5420, 5962, 7067, 7640, 8140, 8404, 10027, 10505, 10840, 11924, 14134, 14905, 16280, 16808, 20054, 21010, 23848, 28268, 29810, 35335, 40108, 42020, 50135, 51761, 56536, 59620, 70670, 77737, 80216, 84040, 100270, 103522, 110297, 119240, 141340, 155474, 200540, 207044, 220594, 258805, 282680, 310948, 388685, 401080, 414088, 441188, 517610, 551485, 569371, 621896, 777370, 882376, 1035220, 1102970, 1138742, 1554740, 1915157, 2070440, 2205940, 2277484, 2846855, 3109480, 3830314, 4411880, 4554968, 5693710, 7660628, 9575785, 11387420, 15321256, 19151570, 21066727, 22774840, 38303140, 42133454, 76606280, 84266908, 105333635, 168533816, 210667270, 421334540, 842669080]

約数ペア:

[(1, 842669080), (2, 421334540), (4, 210667270), (5, 168533816), (8, 105333635), (10, 84266908), (11, 76606280), (20, 42133454), (22, 38303140), (37, 22774840), (40, 21066727), (44, 19151570), (55, 15321256), (74, 11387420), (88, 9575785), (110, 7660628), (148, 5693710), (185, 4554968), (191, 4411880), (220, 3830314), (271, 3109480), (296, 2846855), (370, 2277484), (382, 2205940), (407, 2070440), (440, 1915157), (542, 1554740), (740, 1138742), (764, 1102970), (814, 1035220), (955, 882376), (1084, 777370), (1355, 621896), (1480, 569371), (1528, 551485), (1628, 517610), (1910, 441188), (2035, 414088), (2101, 401080), (2168, 388685), (2710, 310948), (2981, 282680), (3256, 258805), (3820, 220594), (4070, 207044), (4202, 200540), (5420, 155474), (5962, 141340), (7067, 119240), (7640, 110297), (8140, 103522), (8404, 100270), (10027, 84040), (10505, 80216), (10840, 77737), (11924, 70670), (14134, 59620), (14905, 56536), (16280, 51761), (16808, 50135), (20054, 42020), (21010, 40108), (23848, 35335), (28268, 29810)]