220836735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2909}}^1$

素因数の和:3168

約数の個数: 48

約数和(自身を含む): 439433280

約数和(自身を除く): 218596545

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 241, 315, 723, 1205, 1687, 2169, 2909, 3615, 5061, 8435, 8727, 10845, 14545, 15183, 20363, 25305, 26181, 43635, 61089, 75915, 101815, 130905, 183267, 305445, 701069, 916335, 2103207, 3505345, 4907483, 6309621, 10516035, 14722449, 24537415, 31548105, 44167347, 73612245, 220836735]

約数ペア:

[(1, 220836735), (3, 73612245), (5, 44167347), (7, 31548105), (9, 24537415), (15, 14722449), (21, 10516035), (35, 6309621), (45, 4907483), (63, 3505345), (105, 2103207), (241, 916335), (315, 701069), (723, 305445), (1205, 183267), (1687, 130905), (2169, 101815), (2909, 75915), (3615, 61089), (5061, 43635), (8435, 26181), (8727, 25305), (10845, 20363), (14545, 15183)]