31263480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86843}}^1$

素因数の和:86860

約数の個数: 48

約数和(自身を含む): 101607480

約数和(自身を除く): 70344000

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, 86843, 173686, 260529, 347372, 434215, 521058, 694744, 781587, 868430, 1042116, 1302645, 1563174, 1736860, 2084232, 2605290, 3126348, 3473720, 3907935, 5210580, 6252696, 7815870, 10421160, 15631740, 31263480]

約数ペア:

[(1, 31263480), (2, 15631740), (3, 10421160), (4, 7815870), (5, 6252696), (6, 5210580), (8, 3907935), (9, 3473720), (10, 3126348), (12, 2605290), (15, 2084232), (18, 1736860), (20, 1563174), (24, 1302645), (30, 1042116), (36, 868430), (40, 781587), (45, 694744), (60, 521058), (72, 434215), (90, 347372), (120, 260529), (180, 173686), (360, 86843)]