858999780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{21023}}^1$

素因数の和:21265

約数の個数: 72

約数和(自身を含む): 2617235712

約数和(自身を除く): 1758235932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6810, 8172, 10215, 13620, 20430, 21023, 40860, 42046, 63069, 84092, 105115, 126138, 189207, 210230, 252276, 315345, 378414, 420460, 630690, 756828, 946035, 1261380, 1892070, 3784140, 4772221, 9544442, 14316663, 19088884, 23861105, 28633326, 42949989, 47722210, 57266652, 71583315, 85899978, 95444420, 143166630, 171799956, 214749945, 286333260, 429499890, 858999780]

約数ペア:

[(1, 858999780), (2, 429499890), (3, 286333260), (4, 214749945), (5, 171799956), (6, 143166630), (9, 95444420), (10, 85899978), (12, 71583315), (15, 57266652), (18, 47722210), (20, 42949989), (30, 28633326), (36, 23861105), (45, 19088884), (60, 14316663), (90, 9544442), (180, 4772221), (227, 3784140), (454, 1892070), (681, 1261380), (908, 946035), (1135, 756828), (1362, 630690), (2043, 420460), (2270, 378414), (2724, 315345), (3405, 252276), (4086, 210230), (4540, 189207), (6810, 126138), (8172, 105115), (10215, 84092), (13620, 63069), (20430, 42046), (21023, 40860)]