1216172940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{431267}}^1$

素因数の和:431326

約数の個数: 48

約数和(自身を含む): 3477745152

約数和(自身を除く): 2261572212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 431267, 862534, 1293801, 1725068, 2156335, 2587602, 4312670, 5175204, 6469005, 8625340, 12938010, 20269549, 25876020, 40539098, 60808647, 81078196, 101347745, 121617294, 202695490, 243234588, 304043235, 405390980, 608086470, 1216172940]

約数ペア:

[(1, 1216172940), (2, 608086470), (3, 405390980), (4, 304043235), (5, 243234588), (6, 202695490), (10, 121617294), (12, 101347745), (15, 81078196), (20, 60808647), (30, 40539098), (47, 25876020), (60, 20269549), (94, 12938010), (141, 8625340), (188, 6469005), (235, 5175204), (282, 4312670), (470, 2587602), (564, 2156335), (705, 1725068), (940, 1293801), (1410, 862534), (2820, 431267)]