15690655140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{639391}}^1$

素因数の和:639812

約数の個数: 48

約数和(自身を含む): 44041320960

約数和(自身を除く): 28350665820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1227, 1636, 2045, 2454, 4090, 4908, 6135, 8180, 12270, 24540, 639391, 1278782, 1918173, 2557564, 3196955, 3836346, 6393910, 7672692, 9590865, 12787820, 19181730, 38363460, 261510919, 523021838, 784532757, 1046043676, 1307554595, 1569065514, 2615109190, 3138131028, 3922663785, 5230218380, 7845327570, 15690655140]

約数ペア:

[(1, 15690655140), (2, 7845327570), (3, 5230218380), (4, 3922663785), (5, 3138131028), (6, 2615109190), (10, 1569065514), (12, 1307554595), (15, 1046043676), (20, 784532757), (30, 523021838), (60, 261510919), (409, 38363460), (818, 19181730), (1227, 12787820), (1636, 9590865), (2045, 7672692), (2454, 6393910), (4090, 3836346), (4908, 3196955), (6135, 2557564), (8180, 1918173), (12270, 1278782), (24540, 639391)]