521286696

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1063}}^1$

素因数の和:1228

約数の個数: 144

約数和(自身を含む): 1655690400

約数和(自身を除く): 1134403704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 139, 147, 168, 196, 252, 278, 294, 392, 417, 441, 504, 556, 588, 834, 882, 973, 1063, 1112, 1176, 1251, 1668, 1764, 1946, 2126, 2502, 2919, 3189, 3336, 3528, 3892, 4252, 5004, 5838, 6378, 6811, 7441, 7784, 8504, 8757, 9567, 10008, 11676, 12756, 13622, 14882, 17514, 19134, 20433, 22323, 23352, 25512, 27244, 29764, 35028, 38268, 40866, 44646, 52087, 54488, 59528, 61299, 66969, 70056, 76536, 81732, 89292, 104174, 122598, 133938, 147757, 156261, 163464, 178584, 208348, 245196, 267876, 295514, 312522, 416696, 443271, 468783, 490392, 535752, 591028, 625044, 886542, 937566, 1034299, 1182056, 1250088, 1329813, 1773084, 1875132, 2068598, 2659626, 3102897, 3546168, 3750264, 4137196, 5319252, 6205794, 7240093, 8274392, 9308691, 10638504, 12411588, 14480186, 18617382, 21720279, 24823176, 28960372, 37234764, 43440558, 57920744, 65160837, 74469528, 86881116, 130321674, 173762232, 260643348, 521286696]

約数ペア:

[(1, 521286696), (2, 260643348), (3, 173762232), (4, 130321674), (6, 86881116), (7, 74469528), (8, 65160837), (9, 57920744), (12, 43440558), (14, 37234764), (18, 28960372), (21, 24823176), (24, 21720279), (28, 18617382), (36, 14480186), (42, 12411588), (49, 10638504), (56, 9308691), (63, 8274392), (72, 7240093), (84, 6205794), (98, 5319252), (126, 4137196), (139, 3750264), (147, 3546168), (168, 3102897), (196, 2659626), (252, 2068598), (278, 1875132), (294, 1773084), (392, 1329813), (417, 1250088), (441, 1182056), (504, 1034299), (556, 937566), (588, 886542), (834, 625044), (882, 591028), (973, 535752), (1063, 490392), (1112, 468783), (1176, 443271), (1251, 416696), (1668, 312522), (1764, 295514), (1946, 267876), (2126, 245196), (2502, 208348), (2919, 178584), (3189, 163464), (3336, 156261), (3528, 147757), (3892, 133938), (4252, 122598), (5004, 104174), (5838, 89292), (6378, 81732), (6811, 76536), (7441, 70056), (7784, 66969), (8504, 61299), (8757, 59528), (9567, 54488), (10008, 52087), (11676, 44646), (12756, 40866), (13622, 38268), (14882, 35028), (17514, 29764), (19134, 27244), (20433, 25512), (22323, 23352)]