161355780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6949}}^1$

素因数の和:7010

約数の個数: 96

約数和(自身を含む): 513744000

約数和(自身を除く): 352388220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 6949, 7740, 11610, 13898, 20847, 23220, 27796, 34745, 41694, 62541, 69490, 83388, 104235, 125082, 138980, 187623, 208470, 250164, 298807, 312705, 375246, 416940, 597614, 625410, 750492, 896421, 938115, 1195228, 1250820, 1494035, 1792842, 1876230, 2689263, 2988070, 3585684, 3752460, 4482105, 5378526, 5976140, 8067789, 8964210, 10757052, 13446315, 16135578, 17928420, 26892630, 32271156, 40338945, 53785260, 80677890, 161355780]

約数ペア:

[(1, 161355780), (2, 80677890), (3, 53785260), (4, 40338945), (5, 32271156), (6, 26892630), (9, 17928420), (10, 16135578), (12, 13446315), (15, 10757052), (18, 8964210), (20, 8067789), (27, 5976140), (30, 5378526), (36, 4482105), (43, 3752460), (45, 3585684), (54, 2988070), (60, 2689263), (86, 1876230), (90, 1792842), (108, 1494035), (129, 1250820), (135, 1195228), (172, 938115), (180, 896421), (215, 750492), (258, 625410), (270, 597614), (387, 416940), (430, 375246), (516, 312705), (540, 298807), (645, 250164), (774, 208470), (860, 187623), (1161, 138980), (1290, 125082), (1548, 104235), (1935, 83388), (2322, 69490), (2580, 62541), (3870, 41694), (4644, 34745), (5805, 27796), (6949, 23220), (7740, 20847), (11610, 13898)]