639469512

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:649

約数の個数: 192

約数和(自身を含む): 2001384000

約数和(自身を除く): 1361914488

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 43, 44, 54, 66, 72, 86, 88, 99, 108, 121, 129, 132, 172, 198, 216, 242, 258, 264, 297, 344, 363, 387, 396, 473, 484, 516, 569, 594, 726, 774, 792, 946, 968, 1032, 1089, 1138, 1161, 1188, 1419, 1452, 1548, 1707, 1892, 2178, 2276, 2322, 2376, 2838, 2904, 3096, 3267, 3414, 3784, 4257, 4356, 4552, 4644, 5121, 5203, 5676, 6259, 6534, 6828, 8514, 8712, 9288, 10242, 10406, 11352, 12518, 12771, 13068, 13656, 15363, 15609, 17028, 18777, 20484, 20812, 24467, 25036, 25542, 26136, 30726, 31218, 34056, 37554, 40968, 41624, 46827, 48934, 50072, 51084, 56331, 61452, 62436, 68849, 73401, 75108, 93654, 97868, 102168, 112662, 122904, 124872, 137698, 140481, 146802, 150216, 168993, 187308, 195736, 206547, 220203, 225324, 269137, 275396, 280962, 293604, 337986, 374616, 413094, 440406, 450648, 538274, 550792, 561924, 587208, 619641, 660609, 675972, 807411, 826188, 880812, 1076548, 1123848, 1239282, 1321218, 1351944, 1614822, 1652376, 1761624, 1858923, 2153096, 2422233, 2478564, 2642436, 2960507, 3229644, 3717846, 4844466, 4957128, 5284872, 5921014, 6459288, 7266699, 7435692, 8881521, 9688932, 11842028, 14533398, 14871384, 17763042, 19377864, 23684056, 26644563, 29066796, 35526084, 53289126, 58133592, 71052168, 79933689, 106578252, 159867378, 213156504, 319734756, 639469512]

約数ペア:

[(1, 639469512), (2, 319734756), (3, 213156504), (4, 159867378), (6, 106578252), (8, 79933689), (9, 71052168), (11, 58133592), (12, 53289126), (18, 35526084), (22, 29066796), (24, 26644563), (27, 23684056), (33, 19377864), (36, 17763042), (43, 14871384), (44, 14533398), (54, 11842028), (66, 9688932), (72, 8881521), (86, 7435692), (88, 7266699), (99, 6459288), (108, 5921014), (121, 5284872), (129, 4957128), (132, 4844466), (172, 3717846), (198, 3229644), (216, 2960507), (242, 2642436), (258, 2478564), (264, 2422233), (297, 2153096), (344, 1858923), (363, 1761624), (387, 1652376), (396, 1614822), (473, 1351944), (484, 1321218), (516, 1239282), (569, 1123848), (594, 1076548), (726, 880812), (774, 826188), (792, 807411), (946, 675972), (968, 660609), (1032, 619641), (1089, 587208), (1138, 561924), (1161, 550792), (1188, 538274), (1419, 450648), (1452, 440406), (1548, 413094), (1707, 374616), (1892, 337986), (2178, 293604), (2276, 280962), (2322, 275396), (2376, 269137), (2838, 225324), (2904, 220203), (3096, 206547), (3267, 195736), (3414, 187308), (3784, 168993), (4257, 150216), (4356, 146802), (4552, 140481), (4644, 137698), (5121, 124872), (5203, 122904), (5676, 112662), (6259, 102168), (6534, 97868), (6828, 93654), (8514, 75108), (8712, 73401), (9288, 68849), (10242, 62436), (10406, 61452), (11352, 56331), (12518, 51084), (12771, 50072), (13068, 48934), (13656, 46827), (15363, 41624), (15609, 40968), (17028, 37554), (18777, 34056), (20484, 31218), (20812, 30726), (24467, 26136), (25036, 25542)]