79108020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23131}}^1$

素因数の和:23165

約数の個数: 72

約数和(自身を含む): 252601440

約数和(自身を除く): 173493420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 23131, 46262, 69393, 92524, 115655, 138786, 208179, 231310, 277572, 346965, 416358, 439489, 462620, 693930, 832716, 878978, 1040895, 1318467, 1387860, 1757956, 2081790, 2197445, 2636934, 3955401, 4163580, 4394890, 5273868, 6592335, 7910802, 8789780, 13184670, 15821604, 19777005, 26369340, 39554010, 79108020]

約数ペア:

[(1, 79108020), (2, 39554010), (3, 26369340), (4, 19777005), (5, 15821604), (6, 13184670), (9, 8789780), (10, 7910802), (12, 6592335), (15, 5273868), (18, 4394890), (19, 4163580), (20, 3955401), (30, 2636934), (36, 2197445), (38, 2081790), (45, 1757956), (57, 1387860), (60, 1318467), (76, 1040895), (90, 878978), (95, 832716), (114, 693930), (171, 462620), (180, 439489), (190, 416358), (228, 346965), (285, 277572), (342, 231310), (380, 208179), (570, 138786), (684, 115655), (855, 92524), (1140, 69393), (1710, 46262), (3420, 23131)]