139136340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331277}}^1$

素因数の和:331296

約数の個数: 48

約数和(自身を含む): 445237632

約数和(自身を除く): 306101292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 331277, 662554, 993831, 1325108, 1656385, 1987662, 2318939, 3312770, 3975324, 4637878, 4969155, 6625540, 6956817, 9275756, 9938310, 11594695, 13913634, 19876620, 23189390, 27827268, 34784085, 46378780, 69568170, 139136340]

約数ペア:

[(1, 139136340), (2, 69568170), (3, 46378780), (4, 34784085), (5, 27827268), (6, 23189390), (7, 19876620), (10, 13913634), (12, 11594695), (14, 9938310), (15, 9275756), (20, 6956817), (21, 6625540), (28, 4969155), (30, 4637878), (35, 3975324), (42, 3312770), (60, 2318939), (70, 1987662), (84, 1656385), (105, 1325108), (140, 993831), (210, 662554), (420, 331277)]