290781144

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:866

約数の個数: 128

約数和(自身を含む): 850392000

約数和(自身を除く): 559610856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 61, 72, 87, 108, 116, 122, 174, 183, 216, 232, 244, 261, 348, 366, 488, 522, 549, 696, 732, 761, 783, 1044, 1098, 1464, 1522, 1566, 1647, 1769, 2088, 2196, 2283, 3044, 3132, 3294, 3538, 4392, 4566, 5307, 6088, 6264, 6588, 6849, 7076, 9132, 10614, 13176, 13698, 14152, 15921, 18264, 20547, 21228, 22069, 27396, 31842, 41094, 42456, 44138, 46421, 47763, 54792, 63684, 66207, 82188, 88276, 92842, 95526, 127368, 132414, 139263, 164376, 176552, 185684, 191052, 198621, 264828, 278526, 371368, 382104, 397242, 417789, 529656, 557052, 595863, 794484, 835578, 1114104, 1191726, 1253367, 1346209, 1588968, 1671156, 2383452, 2506734, 2692418, 3342312, 4038627, 4766904, 5013468, 5384836, 8077254, 10026936, 10769672, 12115881, 16154508, 24231762, 32309016, 36347643, 48463524, 72695286, 96927048, 145390572, 290781144]

約数ペア:

[(1, 290781144), (2, 145390572), (3, 96927048), (4, 72695286), (6, 48463524), (8, 36347643), (9, 32309016), (12, 24231762), (18, 16154508), (24, 12115881), (27, 10769672), (29, 10026936), (36, 8077254), (54, 5384836), (58, 5013468), (61, 4766904), (72, 4038627), (87, 3342312), (108, 2692418), (116, 2506734), (122, 2383452), (174, 1671156), (183, 1588968), (216, 1346209), (232, 1253367), (244, 1191726), (261, 1114104), (348, 835578), (366, 794484), (488, 595863), (522, 557052), (549, 529656), (696, 417789), (732, 397242), (761, 382104), (783, 371368), (1044, 278526), (1098, 264828), (1464, 198621), (1522, 191052), (1566, 185684), (1647, 176552), (1769, 164376), (2088, 139263), (2196, 132414), (2283, 127368), (3044, 95526), (3132, 92842), (3294, 88276), (3538, 82188), (4392, 66207), (4566, 63684), (5307, 54792), (6088, 47763), (6264, 46421), (6588, 44138), (6849, 42456), (7076, 41094), (9132, 31842), (10614, 27396), (13176, 22069), (13698, 21228), (14152, 20547), (15921, 18264)]