131504240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{33547}}^1$

素因数の和:33574

約数の個数: 60

約数和(自身を含む): 355675896

約数和(自身を除く): 224171656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 33547, 67094, 134188, 167735, 234829, 268376, 335470, 469658, 536752, 670940, 939316, 1174145, 1341880, 1643803, 1878632, 2348290, 2683760, 3287606, 3757264, 4696580, 6575212, 8219015, 9393160, 13150424, 16438030, 18786320, 26300848, 32876060, 65752120, 131504240]

約数ペア:

[(1, 131504240), (2, 65752120), (4, 32876060), (5, 26300848), (7, 18786320), (8, 16438030), (10, 13150424), (14, 9393160), (16, 8219015), (20, 6575212), (28, 4696580), (35, 3757264), (40, 3287606), (49, 2683760), (56, 2348290), (70, 1878632), (80, 1643803), (98, 1341880), (112, 1174145), (140, 939316), (196, 670940), (245, 536752), (280, 469658), (392, 335470), (490, 268376), (560, 234829), (784, 167735), (980, 134188), (1960, 67094), (3920, 33547)]