138719160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{385331}}^1$

素因数の和:385348

約数の個数: 48

約数和(自身を含む): 450838440

約数和(自身を除く): 312119280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 385331, 770662, 1155993, 1541324, 1926655, 2311986, 3082648, 3467979, 3853310, 4623972, 5779965, 6935958, 7706620, 9247944, 11559930, 13871916, 15413240, 17339895, 23119860, 27743832, 34679790, 46239720, 69359580, 138719160]

約数ペア:

[(1, 138719160), (2, 69359580), (3, 46239720), (4, 34679790), (5, 27743832), (6, 23119860), (8, 17339895), (9, 15413240), (10, 13871916), (12, 11559930), (15, 9247944), (18, 7706620), (20, 6935958), (24, 5779965), (30, 4623972), (36, 3853310), (40, 3467979), (45, 3082648), (60, 2311986), (72, 1926655), (90, 1541324), (120, 1155993), (180, 770662), (360, 385331)]