1644648

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 4536000

約数和(自身を除く): 2891352

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 87, 102, 116, 136, 139, 174, 204, 232, 278, 348, 408, 417, 493, 556, 696, 834, 986, 1112, 1479, 1668, 1972, 2363, 2958, 3336, 3944, 4031, 4726, 5916, 7089, 8062, 9452, 11832, 12093, 14178, 16124, 18904, 24186, 28356, 32248, 48372, 56712, 68527, 96744, 137054, 205581, 274108, 411162, 548216, 822324, 1644648]

約数ペア:

[(1, 1644648), (2, 822324), (3, 548216), (4, 411162), (6, 274108), (8, 205581), (12, 137054), (17, 96744), (24, 68527), (29, 56712), (34, 48372), (51, 32248), (58, 28356), (68, 24186), (87, 18904), (102, 16124), (116, 14178), (136, 12093), (139, 11832), (174, 9452), (204, 8062), (232, 7089), (278, 5916), (348, 4726), (408, 4031), (417, 3944), (493, 3336), (556, 2958), (696, 2363), (834, 1972), (986, 1668), (1112, 1479)]