211811220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12653}}^1$

素因数の和:12702

約数の個数: 96

約数和(自身を含む): 680279040

約数和(自身を除く): 468467820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 12653, 16740, 25306, 37959, 50612, 63265, 75918, 113877, 126530, 151836, 189795, 227754, 253060, 341631, 379590, 392243, 455508, 569385, 683262, 759180, 784486, 1138770, 1176729, 1366524, 1568972, 1708155, 1961215, 2277540, 2353458, 3416310, 3530187, 3922430, 4706916, 5883645, 6832620, 7060374, 7844860, 10590561, 11767290, 14120748, 17650935, 21181122, 23534580, 35301870, 42362244, 52952805, 70603740, 105905610, 211811220]

約数ペア:

[(1, 211811220), (2, 105905610), (3, 70603740), (4, 52952805), (5, 42362244), (6, 35301870), (9, 23534580), (10, 21181122), (12, 17650935), (15, 14120748), (18, 11767290), (20, 10590561), (27, 7844860), (30, 7060374), (31, 6832620), (36, 5883645), (45, 4706916), (54, 3922430), (60, 3530187), (62, 3416310), (90, 2353458), (93, 2277540), (108, 1961215), (124, 1708155), (135, 1568972), (155, 1366524), (180, 1176729), (186, 1138770), (270, 784486), (279, 759180), (310, 683262), (372, 569385), (465, 455508), (540, 392243), (558, 379590), (620, 341631), (837, 253060), (930, 227754), (1116, 189795), (1395, 151836), (1674, 126530), (1860, 113877), (2790, 75918), (3348, 63265), (4185, 50612), (5580, 37959), (8370, 25306), (12653, 16740)]