1249899664

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:146

約数の個数: 120

約数和(自身を含む): 2784014520

約数和(自身を除く): 1534114856

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 169, 208, 248, 296, 338, 403, 481, 496, 592, 676, 806, 961, 962, 1147, 1352, 1612, 1922, 1924, 2197, 2294, 2704, 3224, 3844, 3848, 4394, 4588, 5239, 6253, 6448, 7688, 7696, 8788, 9176, 10478, 12493, 12506, 14911, 15376, 17576, 18352, 20956, 24986, 25012, 29822, 35152, 35557, 41912, 49972, 50024, 59644, 68107, 71114, 81289, 83824, 99944, 100048, 119288, 136214, 142228, 162409, 162578, 193843, 199888, 238576, 272428, 284456, 324818, 325156, 387686, 462241, 544856, 568912, 649636, 650312, 775372, 924482, 1089712, 1299272, 1300624, 1550744, 1848964, 2111317, 2519959, 2598544, 3101488, 3697928, 4222634, 5039918, 6009133, 7395856, 8445268, 10079836, 12018266, 16890536, 20159672, 24036532, 33781072, 40319344, 48073064, 78118729, 96146128, 156237458, 312474916, 624949832, 1249899664]

約数ペア:

[(1, 1249899664), (2, 624949832), (4, 312474916), (8, 156237458), (13, 96146128), (16, 78118729), (26, 48073064), (31, 40319344), (37, 33781072), (52, 24036532), (62, 20159672), (74, 16890536), (104, 12018266), (124, 10079836), (148, 8445268), (169, 7395856), (208, 6009133), (248, 5039918), (296, 4222634), (338, 3697928), (403, 3101488), (481, 2598544), (496, 2519959), (592, 2111317), (676, 1848964), (806, 1550744), (961, 1300624), (962, 1299272), (1147, 1089712), (1352, 924482), (1612, 775372), (1922, 650312), (1924, 649636), (2197, 568912), (2294, 544856), (2704, 462241), (3224, 387686), (3844, 325156), (3848, 324818), (4394, 284456), (4588, 272428), (5239, 238576), (6253, 199888), (6448, 193843), (7688, 162578), (7696, 162409), (8788, 142228), (9176, 136214), (10478, 119288), (12493, 100048), (12506, 99944), (14911, 83824), (15376, 81289), (17576, 71114), (18352, 68107), (20956, 59644), (24986, 50024), (25012, 49972), (29822, 41912), (35152, 35557)]