89989980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{4021}}^1$

素因数の和:4406

約数の個数: 48

約数和(自身を含む): 252710304

約数和(自身を除く): 162720324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 1119, 1492, 1865, 2238, 3730, 4021, 4476, 5595, 7460, 8042, 11190, 12063, 16084, 20105, 22380, 24126, 40210, 48252, 60315, 80420, 120630, 241260, 1499833, 2999666, 4499499, 5999332, 7499165, 8998998, 14998330, 17997996, 22497495, 29996660, 44994990, 89989980]

約数ペア:

[(1, 89989980), (2, 44994990), (3, 29996660), (4, 22497495), (5, 17997996), (6, 14998330), (10, 8998998), (12, 7499165), (15, 5999332), (20, 4499499), (30, 2999666), (60, 1499833), (373, 241260), (746, 120630), (1119, 80420), (1492, 60315), (1865, 48252), (2238, 40210), (3730, 24126), (4021, 22380), (4476, 20105), (5595, 16084), (7460, 12063), (8042, 11190)]