9644220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 29549520

約数和(自身を除く): 19905300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 409, 524, 655, 786, 818, 1179, 1227, 1310, 1572, 1636, 1965, 2045, 2358, 2454, 2620, 3681, 3930, 4090, 4716, 4908, 5895, 6135, 7362, 7860, 8180, 11790, 12270, 14724, 18405, 23580, 24540, 36810, 53579, 73620, 107158, 160737, 214316, 267895, 321474, 482211, 535790, 642948, 803685, 964422, 1071580, 1607370, 1928844, 2411055, 3214740, 4822110, 9644220]

約数ペア:

[(1, 9644220), (2, 4822110), (3, 3214740), (4, 2411055), (5, 1928844), (6, 1607370), (9, 1071580), (10, 964422), (12, 803685), (15, 642948), (18, 535790), (20, 482211), (30, 321474), (36, 267895), (45, 214316), (60, 160737), (90, 107158), (131, 73620), (180, 53579), (262, 36810), (393, 24540), (409, 23580), (524, 18405), (655, 14724), (786, 12270), (818, 11790), (1179, 8180), (1227, 7860), (1310, 7362), (1572, 6135), (1636, 5895), (1965, 4908), (2045, 4716), (2358, 4090), (2454, 3930), (2620, 3681)]