220146800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{23929}}^1$

素因数の和:23970

約数の個数: 60

約数和(自身を含む): 551921520

約数和(自身を除く): 331774720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200, 23929, 47858, 95716, 119645, 191432, 239290, 382864, 478580, 550367, 598225, 957160, 1100734, 1196450, 1914320, 2201468, 2392900, 2751835, 4402936, 4785800, 5503670, 8805872, 9571600, 11007340, 13759175, 22014680, 27518350, 44029360, 55036700, 110073400, 220146800]

約数ペア:

[(1, 220146800), (2, 110073400), (4, 55036700), (5, 44029360), (8, 27518350), (10, 22014680), (16, 13759175), (20, 11007340), (23, 9571600), (25, 8805872), (40, 5503670), (46, 4785800), (50, 4402936), (80, 2751835), (92, 2392900), (100, 2201468), (115, 1914320), (184, 1196450), (200, 1100734), (230, 957160), (368, 598225), (400, 550367), (460, 478580), (575, 382864), (920, 239290), (1150, 191432), (1840, 119645), (2300, 95716), (4600, 47858), (9200, 23929)]