64990890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{240707}}^1$

素因数の和:240723

約数の個数: 32

約数和(自身を含む): 173309760

約数和(自身を除く): 108318870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 240707, 481414, 722121, 1203535, 1444242, 2166363, 2407070, 3610605, 4332726, 6499089, 7221210, 10831815, 12998178, 21663630, 32495445, 64990890]

約数ペア:

[(1, 64990890), (2, 32495445), (3, 21663630), (5, 12998178), (6, 10831815), (9, 7221210), (10, 6499089), (15, 4332726), (18, 3610605), (27, 2407070), (30, 2166363), (45, 1444242), (54, 1203535), (90, 722121), (135, 481414), (270, 240707)]