255796440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{11777}}^1$

素因数の和:11972

約数の個数: 64

約数和(自身を含む): 771694560

約数和(自身を除く): 515898120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 543, 724, 905, 1086, 1448, 1810, 2172, 2715, 3620, 4344, 5430, 7240, 10860, 11777, 21720, 23554, 35331, 47108, 58885, 70662, 94216, 117770, 141324, 176655, 235540, 282648, 353310, 471080, 706620, 1413240, 2131637, 4263274, 6394911, 8526548, 10658185, 12789822, 17053096, 21316370, 25579644, 31974555, 42632740, 51159288, 63949110, 85265480, 127898220, 255796440]

約数ペア:

[(1, 255796440), (2, 127898220), (3, 85265480), (4, 63949110), (5, 51159288), (6, 42632740), (8, 31974555), (10, 25579644), (12, 21316370), (15, 17053096), (20, 12789822), (24, 10658185), (30, 8526548), (40, 6394911), (60, 4263274), (120, 2131637), (181, 1413240), (362, 706620), (543, 471080), (724, 353310), (905, 282648), (1086, 235540), (1448, 176655), (1810, 141324), (2172, 117770), (2715, 94216), (3620, 70662), (4344, 58885), (5430, 47108), (7240, 35331), (10860, 23554), (11777, 21720)]