143581880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:3984

約数の個数: 64

約数和(自身を含む): 352900800

約数和(自身を除く): 209318920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 3889, 4615, 7384, 7778, 9230, 15556, 18460, 19445, 31112, 36920, 38890, 50557, 77780, 101114, 155560, 202228, 252785, 276119, 404456, 505570, 552238, 1011140, 1104476, 1380595, 2022280, 2208952, 2761190, 3589547, 5522380, 7179094, 11044760, 14358188, 17947735, 28716376, 35895470, 71790940, 143581880]

約数ペア:

[(1, 143581880), (2, 71790940), (4, 35895470), (5, 28716376), (8, 17947735), (10, 14358188), (13, 11044760), (20, 7179094), (26, 5522380), (40, 3589547), (52, 2761190), (65, 2208952), (71, 2022280), (104, 1380595), (130, 1104476), (142, 1011140), (260, 552238), (284, 505570), (355, 404456), (520, 276119), (568, 252785), (710, 202228), (923, 155560), (1420, 101114), (1846, 77780), (2840, 50557), (3692, 38890), (3889, 36920), (4615, 31112), (7384, 19445), (7778, 18460), (9230, 15556)]