138938640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30469}}^1$

素因数の和:30504

約数の個数: 80

約数和(自身を含む): 453393600

約数和(自身を除く): 314454960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 30469, 60938, 91407, 121876, 152345, 182814, 243752, 304690, 365628, 457035, 487504, 578911, 609380, 731256, 914070, 1157822, 1218760, 1462512, 1736733, 1828140, 2315644, 2437520, 2894555, 3473466, 3656280, 4631288, 5789110, 6946932, 7312560, 8683665, 9262576, 11578220, 13893864, 17367330, 23156440, 27787728, 34734660, 46312880, 69469320, 138938640]

約数ペア:

[(1, 138938640), (2, 69469320), (3, 46312880), (4, 34734660), (5, 27787728), (6, 23156440), (8, 17367330), (10, 13893864), (12, 11578220), (15, 9262576), (16, 8683665), (19, 7312560), (20, 6946932), (24, 5789110), (30, 4631288), (38, 3656280), (40, 3473466), (48, 2894555), (57, 2437520), (60, 2315644), (76, 1828140), (80, 1736733), (95, 1462512), (114, 1218760), (120, 1157822), (152, 914070), (190, 731256), (228, 609380), (240, 578911), (285, 487504), (304, 457035), (380, 365628), (456, 304690), (570, 243752), (760, 182814), (912, 152345), (1140, 121876), (1520, 91407), (2280, 60938), (4560, 30469)]