156837380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8821}}^1$

素因数の和:8964

約数の個数: 48

約数和(自身を含む): 379416576

約数和(自身を除く): 222579196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8821, 8890, 17642, 17780, 35284, 44105, 61747, 88210, 123494, 176420, 246988, 308735, 617470, 1120267, 1234940, 2240534, 4481068, 5601335, 7841869, 11202670, 15683738, 22405340, 31367476, 39209345, 78418690, 156837380]

約数ペア:

[(1, 156837380), (2, 78418690), (4, 39209345), (5, 31367476), (7, 22405340), (10, 15683738), (14, 11202670), (20, 7841869), (28, 5601335), (35, 4481068), (70, 2240534), (127, 1234940), (140, 1120267), (254, 617470), (508, 308735), (635, 246988), (889, 176420), (1270, 123494), (1778, 88210), (2540, 61747), (3556, 44105), (4445, 35284), (8821, 17780), (8890, 17642)]