209707440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{873781}}^1$

素因数の和:873797

約数の個数: 40

約数和(自身を含む): 650093808

約数和(自身を除く): 440386368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 873781, 1747562, 2621343, 3495124, 4368905, 5242686, 6990248, 8737810, 10485372, 13106715, 13980496, 17475620, 20970744, 26213430, 34951240, 41941488, 52426860, 69902480, 104853720, 209707440]

約数ペア:

[(1, 209707440), (2, 104853720), (3, 69902480), (4, 52426860), (5, 41941488), (6, 34951240), (8, 26213430), (10, 20970744), (12, 17475620), (15, 13980496), (16, 13106715), (20, 10485372), (24, 8737810), (30, 6990248), (40, 5242686), (48, 4368905), (60, 3495124), (80, 2621343), (120, 1747562), (240, 873781)]