31969260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1831}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 98026656

約数和(自身を除く): 66057396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1831, 1940, 2910, 3492, 3662, 4365, 5493, 5820, 7324, 8730, 9155, 10986, 16479, 17460, 18310, 21972, 27465, 32958, 36620, 54930, 65916, 82395, 109860, 164790, 177607, 329580, 355214, 532821, 710428, 888035, 1065642, 1598463, 1776070, 2131284, 2664105, 3196926, 3552140, 5328210, 6393852, 7992315, 10656420, 15984630, 31969260]

約数ペア:

[(1, 31969260), (2, 15984630), (3, 10656420), (4, 7992315), (5, 6393852), (6, 5328210), (9, 3552140), (10, 3196926), (12, 2664105), (15, 2131284), (18, 1776070), (20, 1598463), (30, 1065642), (36, 888035), (45, 710428), (60, 532821), (90, 355214), (97, 329580), (180, 177607), (194, 164790), (291, 109860), (388, 82395), (485, 65916), (582, 54930), (873, 36620), (970, 32958), (1164, 27465), (1455, 21972), (1746, 18310), (1831, 17460), (1940, 16479), (2910, 10986), (3492, 9155), (3662, 8730), (4365, 7324), (5493, 5820)]