71781060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7079}}^1$

素因数の和:7117

約数の個数: 72

約数和(自身を含む): 217667520

約数和(自身を除く): 145886460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 7079, 10140, 14158, 21237, 28316, 35395, 42474, 70790, 84948, 92027, 106185, 141580, 184054, 212370, 276081, 368108, 424740, 460135, 552162, 920270, 1104324, 1196351, 1380405, 1840540, 2392702, 2760810, 3589053, 4785404, 5521620, 5981755, 7178106, 11963510, 14356212, 17945265, 23927020, 35890530, 71781060]

約数ペア:

[(1, 71781060), (2, 35890530), (3, 23927020), (4, 17945265), (5, 14356212), (6, 11963510), (10, 7178106), (12, 5981755), (13, 5521620), (15, 4785404), (20, 3589053), (26, 2760810), (30, 2392702), (39, 1840540), (52, 1380405), (60, 1196351), (65, 1104324), (78, 920270), (130, 552162), (156, 460135), (169, 424740), (195, 368108), (260, 276081), (338, 212370), (390, 184054), (507, 141580), (676, 106185), (780, 92027), (845, 84948), (1014, 70790), (1690, 42474), (2028, 35395), (2535, 28316), (3380, 21237), (5070, 14158), (7079, 10140)]