218639080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{26153}}^1$

素因数の和:26194

約数の個数: 64

約数和(自身を含む): 564926400

約数和(自身を除く): 346287320

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 26153, 52306, 104612, 130765, 209224, 261530, 287683, 496907, 523060, 575366, 993814, 1046120, 1150732, 1438415, 1987628, 2301464, 2484535, 2876830, 3975256, 4969070, 5465977, 5753660, 9938140, 10931954, 11507320, 19876280, 21863908, 27329885, 43727816, 54659770, 109319540, 218639080]

約数ペア:

[(1, 218639080), (2, 109319540), (4, 54659770), (5, 43727816), (8, 27329885), (10, 21863908), (11, 19876280), (19, 11507320), (20, 10931954), (22, 9938140), (38, 5753660), (40, 5465977), (44, 4969070), (55, 3975256), (76, 2876830), (88, 2484535), (95, 2301464), (110, 1987628), (152, 1438415), (190, 1150732), (209, 1046120), (220, 993814), (380, 575366), (418, 523060), (440, 496907), (760, 287683), (836, 261530), (1045, 209224), (1672, 130765), (2090, 104612), (4180, 52306), (8360, 26153)]