153259440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{638581}}^1$

素因数の和:638597

約数の個数: 40

約数和(自身を含む): 475105008

約数和(自身を除く): 321845568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 638581, 1277162, 1915743, 2554324, 3192905, 3831486, 5108648, 6385810, 7662972, 9578715, 10217296, 12771620, 15325944, 19157430, 25543240, 30651888, 38314860, 51086480, 76629720, 153259440]

約数ペア:

[(1, 153259440), (2, 76629720), (3, 51086480), (4, 38314860), (5, 30651888), (6, 25543240), (8, 19157430), (10, 15325944), (12, 12771620), (15, 10217296), (16, 9578715), (20, 7662972), (24, 6385810), (30, 5108648), (40, 3831486), (48, 3192905), (60, 2554324), (80, 1915743), (120, 1277162), (240, 638581)]