216661120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26041}}^1$

素因数の和:26073

約数の個数: 64

約数和(自身を含む): 557819640

約数和(自身を除く): 341158520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 26041, 52082, 104164, 130205, 208328, 260410, 338533, 416656, 520820, 677066, 833312, 1041640, 1354132, 1666624, 1692665, 2083280, 2708264, 3333248, 3385330, 4166560, 5416528, 6770660, 8333120, 10833056, 13541320, 16666240, 21666112, 27082640, 43332224, 54165280, 108330560, 216661120]

約数ペア:

[(1, 216661120), (2, 108330560), (4, 54165280), (5, 43332224), (8, 27082640), (10, 21666112), (13, 16666240), (16, 13541320), (20, 10833056), (26, 8333120), (32, 6770660), (40, 5416528), (52, 4166560), (64, 3385330), (65, 3333248), (80, 2708264), (104, 2083280), (128, 1692665), (130, 1666624), (160, 1354132), (208, 1041640), (260, 833312), (320, 677066), (416, 520820), (520, 416656), (640, 338533), (832, 260410), (1040, 208328), (1664, 130205), (2080, 104164), (4160, 52082), (8320, 26041)]