72839640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{606997}}^1$

素因数の和:607011

約数の個数: 32

約数和(自身を含む): 218519280

約数和(自身を除く): 145679640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 606997, 1213994, 1820991, 2427988, 3034985, 3641982, 4855976, 6069970, 7283964, 9104955, 12139940, 14567928, 18209910, 24279880, 36419820, 72839640]

約数ペア:

[(1, 72839640), (2, 36419820), (3, 24279880), (4, 18209910), (5, 14567928), (6, 12139940), (8, 9104955), (10, 7283964), (12, 6069970), (15, 4855976), (20, 3641982), (24, 3034985), (30, 2427988), (40, 1820991), (60, 1213994), (120, 606997)]