255427440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1064281}}^1$

素因数の和:1064297

約数の個数: 40

約数和(自身を含む): 791825808

約数和(自身を除く): 536398368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1064281, 2128562, 3192843, 4257124, 5321405, 6385686, 8514248, 10642810, 12771372, 15964215, 17028496, 21285620, 25542744, 31928430, 42571240, 51085488, 63856860, 85142480, 127713720, 255427440]

約数ペア:

[(1, 255427440), (2, 127713720), (3, 85142480), (4, 63856860), (5, 51085488), (6, 42571240), (8, 31928430), (10, 25542744), (12, 21285620), (15, 17028496), (16, 15964215), (20, 12771372), (24, 10642810), (30, 8514248), (40, 6385686), (48, 5321405), (60, 4257124), (80, 3192843), (120, 2128562), (240, 1064281)]