72643320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{201787}}^1$

素因数の和:201804

約数の個数: 48

約数和(自身を含む): 236091960

約数和(自身を除く): 163448640

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, 201787, 403574, 605361, 807148, 1008935, 1210722, 1614296, 1816083, 2017870, 2421444, 3026805, 3632166, 4035740, 4842888, 6053610, 7264332, 8071480, 9080415, 12107220, 14528664, 18160830, 24214440, 36321660, 72643320]

約数ペア:

[(1, 72643320), (2, 36321660), (3, 24214440), (4, 18160830), (5, 14528664), (6, 12107220), (8, 9080415), (9, 8071480), (10, 7264332), (12, 6053610), (15, 4842888), (18, 4035740), (20, 3632166), (24, 3026805), (30, 2421444), (36, 2017870), (40, 1816083), (45, 1614296), (60, 1210722), (72, 1008935), (90, 807148), (120, 605361), (180, 403574), (360, 201787)]