21228331560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176902763}}^1$

素因数の和:176902777

約数の個数: 32

約数和(自身を含む): 63684995040

約数和(自身を除く): 42456663480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176902763, 353805526, 530708289, 707611052, 884513815, 1061416578, 1415222104, 1769027630, 2122833156, 2653541445, 3538055260, 4245666312, 5307082890, 7076110520, 10614165780, 21228331560]

約数ペア:

[(1, 21228331560), (2, 10614165780), (3, 7076110520), (4, 5307082890), (5, 4245666312), (6, 3538055260), (8, 2653541445), (10, 2122833156), (12, 1769027630), (15, 1415222104), (20, 1061416578), (24, 884513815), (30, 707611052), (40, 530708289), (60, 353805526), (120, 176902763)]