38798640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53887}}^1$

素因数の和:53906

約数の個数: 60

約数和(自身を含む): 130301184

約数和(自身を除く): 91502544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 53887, 107774, 161661, 215548, 269435, 323322, 431096, 484983, 538870, 646644, 808305, 862192, 969966, 1077740, 1293288, 1616610, 1939932, 2155480, 2424915, 2586576, 3233220, 3879864, 4310960, 4849830, 6466440, 7759728, 9699660, 12932880, 19399320, 38798640]

約数ペア:

[(1, 38798640), (2, 19399320), (3, 12932880), (4, 9699660), (5, 7759728), (6, 6466440), (8, 4849830), (9, 4310960), (10, 3879864), (12, 3233220), (15, 2586576), (16, 2424915), (18, 2155480), (20, 1939932), (24, 1616610), (30, 1293288), (36, 1077740), (40, 969966), (45, 862192), (48, 808305), (60, 646644), (72, 538870), (80, 484983), (90, 431096), (120, 323322), (144, 269435), (180, 215548), (240, 161661), (360, 107774), (720, 53887)]