81810360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227251}}^1$

素因数の和:227268

約数の個数: 48

約数和(自身を含む): 265884840

約数和(自身を除く): 184074480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 227251, 454502, 681753, 909004, 1136255, 1363506, 1818008, 2045259, 2272510, 2727012, 3408765, 4090518, 4545020, 5454024, 6817530, 8181036, 9090040, 10226295, 13635060, 16362072, 20452590, 27270120, 40905180, 81810360]

約数ペア:

[(1, 81810360), (2, 40905180), (3, 27270120), (4, 20452590), (5, 16362072), (6, 13635060), (8, 10226295), (9, 9090040), (10, 8181036), (12, 6817530), (15, 5454024), (18, 4545020), (20, 4090518), (24, 3408765), (30, 2727012), (36, 2272510), (40, 2045259), (45, 1818008), (60, 1363506), (72, 1136255), (90, 909004), (120, 681753), (180, 454502), (360, 227251)]