54001640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 153964800

約数和(自身を除く): 99963160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 89, 110, 140, 154, 178, 197, 220, 280, 308, 356, 385, 394, 440, 445, 616, 623, 712, 770, 788, 890, 979, 985, 1246, 1379, 1540, 1576, 1780, 1958, 1970, 2167, 2492, 2758, 3080, 3115, 3560, 3916, 3940, 4334, 4895, 4984, 5516, 6230, 6853, 6895, 7832, 7880, 8668, 9790, 10835, 11032, 12460, 13706, 13790, 15169, 17336, 17533, 19580, 21670, 24920, 27412, 27580, 30338, 34265, 35066, 39160, 43340, 54824, 55160, 60676, 68530, 70132, 75845, 86680, 87665, 121352, 122731, 137060, 140264, 151690, 175330, 192863, 245462, 274120, 303380, 350660, 385726, 490924, 606760, 613655, 701320, 771452, 964315, 981848, 1227310, 1350041, 1542904, 1928630, 2454620, 2700082, 3857260, 4909240, 5400164, 6750205, 7714520, 10800328, 13500410, 27000820, 54001640]

約数ペア:

[(1, 54001640), (2, 27000820), (4, 13500410), (5, 10800328), (7, 7714520), (8, 6750205), (10, 5400164), (11, 4909240), (14, 3857260), (20, 2700082), (22, 2454620), (28, 1928630), (35, 1542904), (40, 1350041), (44, 1227310), (55, 981848), (56, 964315), (70, 771452), (77, 701320), (88, 613655), (89, 606760), (110, 490924), (140, 385726), (154, 350660), (178, 303380), (197, 274120), (220, 245462), (280, 192863), (308, 175330), (356, 151690), (385, 140264), (394, 137060), (440, 122731), (445, 121352), (616, 87665), (623, 86680), (712, 75845), (770, 70132), (788, 68530), (890, 60676), (979, 55160), (985, 54824), (1246, 43340), (1379, 39160), (1540, 35066), (1576, 34265), (1780, 30338), (1958, 27580), (1970, 27412), (2167, 24920), (2492, 21670), (2758, 19580), (3080, 17533), (3115, 17336), (3560, 15169), (3916, 13790), (3940, 13706), (4334, 12460), (4895, 11032), (4984, 10835), (5516, 9790), (6230, 8668), (6853, 7880), (6895, 7832)]