203925780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26347}}^1$

素因数の和:26405

約数の個数: 72

約数和(自身を含む): 632984352

約数和(自身を除く): 429058572

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, 26347, 52694, 79041, 105388, 131735, 158082, 237123, 263470, 316164, 395205, 474246, 526940, 790410, 948492, 1132921, 1185615, 1580820, 2265842, 2371230, 3398763, 4531684, 4742460, 5664605, 6797526, 10196289, 11329210, 13595052, 16993815, 20392578, 22658420, 33987630, 40785156, 50981445, 67975260, 101962890, 203925780]

約数ペア:

[(1, 203925780), (2, 101962890), (3, 67975260), (4, 50981445), (5, 40785156), (6, 33987630), (9, 22658420), (10, 20392578), (12, 16993815), (15, 13595052), (18, 11329210), (20, 10196289), (30, 6797526), (36, 5664605), (43, 4742460), (45, 4531684), (60, 3398763), (86, 2371230), (90, 2265842), (129, 1580820), (172, 1185615), (180, 1132921), (215, 948492), (258, 790410), (387, 526940), (430, 474246), (516, 395205), (645, 316164), (774, 263470), (860, 237123), (1290, 158082), (1548, 131735), (1935, 105388), (2580, 79041), (3870, 52694), (7740, 26347)]