13205128020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{278237}}^1$

素因数の和:278369

約数の個数: 96

約数和(自身を含む): 42630513408

約数和(自身を除く): 29425385388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 113, 140, 210, 226, 339, 420, 452, 565, 678, 791, 1130, 1356, 1582, 1695, 2260, 2373, 3164, 3390, 3955, 4746, 6780, 7910, 9492, 11865, 15820, 23730, 47460, 278237, 556474, 834711, 1112948, 1391185, 1669422, 1947659, 2782370, 3338844, 3895318, 4173555, 5564740, 5842977, 7790636, 8347110, 9738295, 11685954, 16694220, 19476590, 23371908, 29214885, 31440781, 38953180, 58429770, 62881562, 94322343, 116859540, 125763124, 157203905, 188644686, 220085467, 314407810, 377289372, 440170934, 471611715, 628815620, 660256401, 880341868, 943223430, 1100427335, 1320512802, 1886446860, 2200854670, 2641025604, 3301282005, 4401709340, 6602564010, 13205128020]

約数ペア:

[(1, 13205128020), (2, 6602564010), (3, 4401709340), (4, 3301282005), (5, 2641025604), (6, 2200854670), (7, 1886446860), (10, 1320512802), (12, 1100427335), (14, 943223430), (15, 880341868), (20, 660256401), (21, 628815620), (28, 471611715), (30, 440170934), (35, 377289372), (42, 314407810), (60, 220085467), (70, 188644686), (84, 157203905), (105, 125763124), (113, 116859540), (140, 94322343), (210, 62881562), (226, 58429770), (339, 38953180), (420, 31440781), (452, 29214885), (565, 23371908), (678, 19476590), (791, 16694220), (1130, 11685954), (1356, 9738295), (1582, 8347110), (1695, 7790636), (2260, 5842977), (2373, 5564740), (3164, 4173555), (3390, 3895318), (3955, 3338844), (4746, 2782370), (6780, 1947659), (7910, 1669422), (9492, 1391185), (11865, 1112948), (15820, 834711), (23730, 556474), (47460, 278237)]