249780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 733824

約数和(自身を除く): 484044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 181, 230, 276, 345, 362, 460, 543, 690, 724, 905, 1086, 1380, 1810, 2172, 2715, 3620, 4163, 5430, 8326, 10860, 12489, 16652, 20815, 24978, 41630, 49956, 62445, 83260, 124890, 249780]

約数ペア:

[(1, 249780), (2, 124890), (3, 83260), (4, 62445), (5, 49956), (6, 41630), (10, 24978), (12, 20815), (15, 16652), (20, 12489), (23, 10860), (30, 8326), (46, 5430), (60, 4163), (69, 3620), (92, 2715), (115, 2172), (138, 1810), (181, 1380), (230, 1086), (276, 905), (345, 724), (362, 690), (460, 543)]