215228760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 674023680

約数和(自身を除く): 458794920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 53, 60, 86, 106, 120, 129, 159, 172, 212, 215, 258, 265, 318, 344, 424, 430, 516, 530, 636, 645, 787, 795, 860, 1032, 1060, 1272, 1290, 1574, 1590, 1720, 2120, 2279, 2361, 2580, 3148, 3180, 3935, 4558, 4722, 5160, 6296, 6360, 6837, 7870, 9116, 9444, 11395, 11805, 13674, 15740, 18232, 18888, 22790, 23610, 27348, 31480, 33841, 34185, 41711, 45580, 47220, 54696, 67682, 68370, 83422, 91160, 94440, 101523, 125133, 135364, 136740, 166844, 169205, 203046, 208555, 250266, 270728, 273480, 333688, 338410, 406092, 417110, 500532, 507615, 625665, 676820, 812184, 834220, 1001064, 1015230, 1251330, 1353640, 1668440, 1793573, 2030460, 2502660, 3587146, 4060920, 5005320, 5380719, 7174292, 8967865, 10761438, 14348584, 17935730, 21522876, 26903595, 35871460, 43045752, 53807190, 71742920, 107614380, 215228760]

約数ペア:

[(1, 215228760), (2, 107614380), (3, 71742920), (4, 53807190), (5, 43045752), (6, 35871460), (8, 26903595), (10, 21522876), (12, 17935730), (15, 14348584), (20, 10761438), (24, 8967865), (30, 7174292), (40, 5380719), (43, 5005320), (53, 4060920), (60, 3587146), (86, 2502660), (106, 2030460), (120, 1793573), (129, 1668440), (159, 1353640), (172, 1251330), (212, 1015230), (215, 1001064), (258, 834220), (265, 812184), (318, 676820), (344, 625665), (424, 507615), (430, 500532), (516, 417110), (530, 406092), (636, 338410), (645, 333688), (787, 273480), (795, 270728), (860, 250266), (1032, 208555), (1060, 203046), (1272, 169205), (1290, 166844), (1574, 136740), (1590, 135364), (1720, 125133), (2120, 101523), (2279, 94440), (2361, 91160), (2580, 83422), (3148, 68370), (3180, 67682), (3935, 54696), (4558, 47220), (4722, 45580), (5160, 41711), (6296, 34185), (6360, 33841), (6837, 31480), (7870, 27348), (9116, 23610), (9444, 22790), (11395, 18888), (11805, 18232), (13674, 15740)]