221717940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{4021}}^1$

素因数の和:4952

約数の個数: 48

約数和(自身を含む): 621640320

約数和(自身を除く): 399922380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 919, 1838, 2757, 3676, 4021, 4595, 5514, 8042, 9190, 11028, 12063, 13785, 16084, 18380, 20105, 24126, 27570, 40210, 48252, 55140, 60315, 80420, 120630, 241260, 3695299, 7390598, 11085897, 14781196, 18476495, 22171794, 36952990, 44343588, 55429485, 73905980, 110858970, 221717940]

約数ペア:

[(1, 221717940), (2, 110858970), (3, 73905980), (4, 55429485), (5, 44343588), (6, 36952990), (10, 22171794), (12, 18476495), (15, 14781196), (20, 11085897), (30, 7390598), (60, 3695299), (919, 241260), (1838, 120630), (2757, 80420), (3676, 60315), (4021, 55140), (4595, 48252), (5514, 40210), (8042, 27570), (9190, 24126), (11028, 20105), (12063, 18380), (13785, 16084)]