31065480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86293}}^1$

素因数の和:86310

約数の個数: 48

約数和(自身を含む): 100963980

約数和(自身を除く): 69898500

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, 86293, 172586, 258879, 345172, 431465, 517758, 690344, 776637, 862930, 1035516, 1294395, 1553274, 1725860, 2071032, 2588790, 3106548, 3451720, 3883185, 5177580, 6213096, 7766370, 10355160, 15532740, 31065480]

約数ペア:

[(1, 31065480), (2, 15532740), (3, 10355160), (4, 7766370), (5, 6213096), (6, 5177580), (8, 3883185), (9, 3451720), (10, 3106548), (12, 2588790), (15, 2071032), (18, 1725860), (20, 1553274), (24, 1294395), (30, 1035516), (36, 862930), (40, 776637), (45, 690344), (60, 517758), (72, 431465), (90, 345172), (120, 258879), (180, 172586), (360, 86293)]