212847240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2047

約数の個数: 128

約数和(自身を含む): 682214400

約数和(自身を除く): 469367160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 744, 870, 899, 930, 1160, 1240, 1740, 1798, 1860, 1973, 2697, 3480, 3596, 3720, 3946, 4495, 5394, 5919, 7192, 7892, 8990, 9865, 10788, 11838, 13485, 15784, 17980, 19730, 21576, 23676, 26970, 29595, 35960, 39460, 47352, 53940, 57217, 59190, 61163, 78920, 107880, 114434, 118380, 122326, 171651, 183489, 228868, 236760, 244652, 286085, 305815, 343302, 366978, 457736, 489304, 572170, 611630, 686604, 733956, 858255, 917445, 1144340, 1223260, 1373208, 1467912, 1716510, 1773727, 1834890, 2288680, 2446520, 3433020, 3547454, 3669780, 5321181, 6866040, 7094908, 7339560, 8868635, 10642362, 14189816, 17737270, 21284724, 26605905, 35474540, 42569448, 53211810, 70949080, 106423620, 212847240]

約数ペア:

[(1, 212847240), (2, 106423620), (3, 70949080), (4, 53211810), (5, 42569448), (6, 35474540), (8, 26605905), (10, 21284724), (12, 17737270), (15, 14189816), (20, 10642362), (24, 8868635), (29, 7339560), (30, 7094908), (31, 6866040), (40, 5321181), (58, 3669780), (60, 3547454), (62, 3433020), (87, 2446520), (93, 2288680), (116, 1834890), (120, 1773727), (124, 1716510), (145, 1467912), (155, 1373208), (174, 1223260), (186, 1144340), (232, 917445), (248, 858255), (290, 733956), (310, 686604), (348, 611630), (372, 572170), (435, 489304), (465, 457736), (580, 366978), (620, 343302), (696, 305815), (744, 286085), (870, 244652), (899, 236760), (930, 228868), (1160, 183489), (1240, 171651), (1740, 122326), (1798, 118380), (1860, 114434), (1973, 107880), (2697, 78920), (3480, 61163), (3596, 59190), (3720, 57217), (3946, 53940), (4495, 47352), (5394, 39460), (5919, 35960), (7192, 29595), (7892, 26970), (8990, 23676), (9865, 21576), (10788, 19730), (11838, 17980), (13485, 15784)]