218980368

素因数分解:

$2^4\times 3^3\times {\mathrm{506899}}^1$

素因数の和:506916

約数の個数: 40

約数和(自身を含む): 628556000

約数和(自身を除く): 409575632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 506899, 1013798, 1520697, 2027596, 3041394, 4055192, 4562091, 6082788, 8110384, 9124182, 12165576, 13686273, 18248364, 24331152, 27372546, 36496728, 54745092, 72993456, 109490184, 218980368]

約数ペア:

[(1, 218980368), (2, 109490184), (3, 72993456), (4, 54745092), (6, 36496728), (8, 27372546), (9, 24331152), (12, 18248364), (16, 13686273), (18, 12165576), (24, 9124182), (27, 8110384), (36, 6082788), (48, 4562091), (54, 4055192), (72, 3041394), (108, 2027596), (144, 1520697), (216, 1013798), (432, 506899)]