289013220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1605629}}^1$

素因数の和:1605644

約数の個数: 36

約数和(自身を含む): 876673980

約数和(自身を除く): 587660760

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1605629, 3211258, 4816887, 6422516, 8028145, 9633774, 14450661, 16056290, 19267548, 24084435, 28901322, 32112580, 48168870, 57802644, 72253305, 96337740, 144506610, 289013220]

約数ペア:

[(1, 289013220), (2, 144506610), (3, 96337740), (4, 72253305), (5, 57802644), (6, 48168870), (9, 32112580), (10, 28901322), (12, 24084435), (15, 19267548), (18, 16056290), (20, 14450661), (30, 9633774), (36, 8028145), (45, 6422516), (60, 4816887), (90, 3211258), (180, 1605629)]