218362590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18521}}^1$

素因数の和:18665

約数の個数: 48

約数和(自身を含む): 572107536

約数和(自身を除く): 353744946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 3930, 5895, 11790, 18521, 37042, 55563, 92605, 111126, 166689, 185210, 277815, 333378, 555630, 833445, 1666890, 2426251, 4852502, 7278753, 12131255, 14557506, 21836259, 24262510, 36393765, 43672518, 72787530, 109181295, 218362590]

約数ペア:

[(1, 218362590), (2, 109181295), (3, 72787530), (5, 43672518), (6, 36393765), (9, 24262510), (10, 21836259), (15, 14557506), (18, 12131255), (30, 7278753), (45, 4852502), (90, 2426251), (131, 1666890), (262, 833445), (393, 555630), (655, 333378), (786, 277815), (1179, 185210), (1310, 166689), (1965, 111126), (2358, 92605), (3930, 55563), (5895, 37042), (11790, 18521)]