206955780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{8867}}^1$

素因数の和:9268

約数の個数: 48

約数和(自身を含む): 581031360

約数和(自身を除く): 374075580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 8867, 11670, 17734, 23340, 26601, 35468, 44335, 53202, 88670, 106404, 133005, 177340, 266010, 532020, 3449263, 6898526, 10347789, 13797052, 17246315, 20695578, 34492630, 41391156, 51738945, 68985260, 103477890, 206955780]

約数ペア:

[(1, 206955780), (2, 103477890), (3, 68985260), (4, 51738945), (5, 41391156), (6, 34492630), (10, 20695578), (12, 17246315), (15, 13797052), (20, 10347789), (30, 6898526), (60, 3449263), (389, 532020), (778, 266010), (1167, 177340), (1556, 133005), (1945, 106404), (2334, 88670), (3890, 53202), (4668, 44335), (5835, 35468), (7780, 26601), (8867, 23340), (11670, 17734)]