220153980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{85331}}^1$

素因数の和:85386

約数の個数: 48

約数和(自身を含む): 630774144

約数和(自身を除く): 410620164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 85331, 170662, 255993, 341324, 426655, 511986, 853310, 1023972, 1279965, 1706620, 2559930, 3669233, 5119860, 7338466, 11007699, 14676932, 18346165, 22015398, 36692330, 44030796, 55038495, 73384660, 110076990, 220153980]

約数ペア:

[(1, 220153980), (2, 110076990), (3, 73384660), (4, 55038495), (5, 44030796), (6, 36692330), (10, 22015398), (12, 18346165), (15, 14676932), (20, 11007699), (30, 7338466), (43, 5119860), (60, 3669233), (86, 2559930), (129, 1706620), (172, 1279965), (215, 1023972), (258, 853310), (430, 511986), (516, 426655), (645, 341324), (860, 255993), (1290, 170662), (2580, 85331)]