74278920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{618991}}^1$

素因数の和:619005

約数の個数: 32

約数和(自身を含む): 222837120

約数和(自身を除く): 148558200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 618991, 1237982, 1856973, 2475964, 3094955, 3713946, 4951928, 6189910, 7427892, 9284865, 12379820, 14855784, 18569730, 24759640, 37139460, 74278920]

約数ペア:

[(1, 74278920), (2, 37139460), (3, 24759640), (4, 18569730), (5, 14855784), (6, 12379820), (8, 9284865), (10, 7427892), (12, 6189910), (15, 4951928), (20, 3713946), (24, 3094955), (30, 2475964), (40, 1856973), (60, 1237982), (120, 618991)]