215526840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61933}}^1$

素因数の和:61976

約数の個数: 64

約数和(自身を含む): 668887200

約数和(自身を除く): 453360360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 61933, 123866, 185799, 247732, 309665, 371598, 495464, 619330, 743196, 928995, 1238660, 1486392, 1796057, 1857990, 2477320, 3592114, 3715980, 5388171, 7184228, 7431960, 8980285, 10776342, 14368456, 17960570, 21552684, 26940855, 35921140, 43105368, 53881710, 71842280, 107763420, 215526840]

約数ペア:

[(1, 215526840), (2, 107763420), (3, 71842280), (4, 53881710), (5, 43105368), (6, 35921140), (8, 26940855), (10, 21552684), (12, 17960570), (15, 14368456), (20, 10776342), (24, 8980285), (29, 7431960), (30, 7184228), (40, 5388171), (58, 3715980), (60, 3592114), (87, 2477320), (116, 1857990), (120, 1796057), (145, 1486392), (174, 1238660), (232, 928995), (290, 743196), (348, 619330), (435, 495464), (580, 371598), (696, 309665), (870, 247732), (1160, 185799), (1740, 123866), (3480, 61933)]