206448760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{105331}}^1$

素因数の和:105356

約数の個数: 48

約数和(自身を含む): 540353160

約数和(自身を除く): 333904400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 105331, 210662, 421324, 526655, 737317, 842648, 1053310, 1474634, 2106620, 2949268, 3686585, 4213240, 5161219, 5898536, 7373170, 10322438, 14746340, 20644876, 25806095, 29492680, 41289752, 51612190, 103224380, 206448760]

約数ペア:

[(1, 206448760), (2, 103224380), (4, 51612190), (5, 41289752), (7, 29492680), (8, 25806095), (10, 20644876), (14, 14746340), (20, 10322438), (28, 7373170), (35, 5898536), (40, 5161219), (49, 4213240), (56, 3686585), (70, 2949268), (98, 2106620), (140, 1474634), (196, 1053310), (245, 842648), (280, 737317), (392, 526655), (490, 421324), (980, 210662), (1960, 105331)]