127536220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{719}}^1$

素因数の和:923

約数の個数: 72

約数和(自身を含む): 313709760

約数和(自身を除く): 186173540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 181, 196, 245, 362, 490, 719, 724, 905, 980, 1267, 1438, 1810, 2534, 2876, 3595, 3620, 5033, 5068, 6335, 7190, 8869, 10066, 12670, 14380, 17738, 20132, 25165, 25340, 35231, 35476, 44345, 50330, 70462, 88690, 100660, 130139, 140924, 176155, 177380, 260278, 352310, 520556, 650695, 704620, 910973, 1301390, 1821946, 2602780, 3643892, 4554865, 6376811, 9109730, 12753622, 18219460, 25507244, 31884055, 63768110, 127536220]

約数ペア:

[(1, 127536220), (2, 63768110), (4, 31884055), (5, 25507244), (7, 18219460), (10, 12753622), (14, 9109730), (20, 6376811), (28, 4554865), (35, 3643892), (49, 2602780), (70, 1821946), (98, 1301390), (140, 910973), (181, 704620), (196, 650695), (245, 520556), (362, 352310), (490, 260278), (719, 177380), (724, 176155), (905, 140924), (980, 130139), (1267, 100660), (1438, 88690), (1810, 70462), (2534, 50330), (2876, 44345), (3595, 35476), (3620, 35231), (5033, 25340), (5068, 25165), (6335, 20132), (7190, 17738), (8869, 14380), (10066, 12670)]