123166620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15913}}^1$

素因数の和:15971

約数の個数: 72

約数和(自身を含む): 382317936

約数和(自身を除く): 259151316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 15913, 31826, 47739, 63652, 79565, 95478, 143217, 159130, 190956, 238695, 286434, 318260, 477390, 572868, 684259, 716085, 954780, 1368518, 1432170, 2052777, 2737036, 2864340, 3421295, 4105554, 6158331, 6842590, 8211108, 10263885, 12316662, 13685180, 20527770, 24633324, 30791655, 41055540, 61583310, 123166620]

約数ペア:

[(1, 123166620), (2, 61583310), (3, 41055540), (4, 30791655), (5, 24633324), (6, 20527770), (9, 13685180), (10, 12316662), (12, 10263885), (15, 8211108), (18, 6842590), (20, 6158331), (30, 4105554), (36, 3421295), (43, 2864340), (45, 2737036), (60, 2052777), (86, 1432170), (90, 1368518), (129, 954780), (172, 716085), (180, 684259), (215, 572868), (258, 477390), (387, 318260), (430, 286434), (516, 238695), (645, 190956), (774, 159130), (860, 143217), (1290, 95478), (1548, 79565), (1935, 63652), (2580, 47739), (3870, 31826), (7740, 15913)]