156778445240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4217}}^1\times {\mathrm{8527}}^1$

素因数の和:12864

約数の個数: 64

約数和(自身を含む): 356113929600

約数和(自身を除く): 199335484360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4217, 4360, 8434, 8527, 16868, 17054, 21085, 33736, 34108, 42170, 42635, 68216, 84340, 85270, 168680, 170540, 341080, 459653, 919306, 929443, 1838612, 1858886, 2298265, 3677224, 3717772, 4596530, 4647215, 7435544, 9193060, 9294430, 18386120, 18588860, 35958359, 37177720, 71916718, 143833436, 179791795, 287666872, 359583590, 719167180, 1438334360, 3919461131, 7838922262, 15677844524, 19597305655, 31355689048, 39194611310, 78389222620, 156778445240]

約数ペア:

[(1, 156778445240), (2, 78389222620), (4, 39194611310), (5, 31355689048), (8, 19597305655), (10, 15677844524), (20, 7838922262), (40, 3919461131), (109, 1438334360), (218, 719167180), (436, 359583590), (545, 287666872), (872, 179791795), (1090, 143833436), (2180, 71916718), (4217, 37177720), (4360, 35958359), (8434, 18588860), (8527, 18386120), (16868, 9294430), (17054, 9193060), (21085, 7435544), (33736, 4647215), (34108, 4596530), (42170, 3717772), (42635, 3677224), (68216, 2298265), (84340, 1858886), (85270, 1838612), (168680, 929443), (170540, 919306), (341080, 459653)]