72177720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2287}}^1$

素因数の和:2564

約数の個数: 64

約数和(自身を含む): 217451520

約数和(自身を除く): 145273800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2287, 2630, 3156, 3945, 4574, 5260, 6312, 6861, 7890, 9148, 10520, 11435, 13722, 15780, 18296, 22870, 27444, 31560, 34305, 45740, 54888, 68610, 91480, 137220, 274440, 601481, 1202962, 1804443, 2405924, 3007405, 3608886, 4811848, 6014810, 7217772, 9022215, 12029620, 14435544, 18044430, 24059240, 36088860, 72177720]

約数ペア:

[(1, 72177720), (2, 36088860), (3, 24059240), (4, 18044430), (5, 14435544), (6, 12029620), (8, 9022215), (10, 7217772), (12, 6014810), (15, 4811848), (20, 3608886), (24, 3007405), (30, 2405924), (40, 1804443), (60, 1202962), (120, 601481), (263, 274440), (526, 137220), (789, 91480), (1052, 68610), (1315, 54888), (1578, 45740), (2104, 34305), (2287, 31560), (2630, 27444), (3156, 22870), (3945, 18296), (4574, 15780), (5260, 13722), (6312, 11435), (6861, 10520), (7890, 9148)]