129383820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19427}}^1$

素因数の和:19479

約数の個数: 72

約数和(自身を含む): 403092144

約数和(自身を除く): 273708324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 19427, 38854, 58281, 77708, 97135, 116562, 174843, 194270, 233124, 291405, 349686, 388540, 582810, 699372, 718799, 874215, 1165620, 1437598, 1748430, 2156397, 2875196, 3496860, 3593995, 4312794, 6469191, 7187990, 8625588, 10781985, 12938382, 14375980, 21563970, 25876764, 32345955, 43127940, 64691910, 129383820]

約数ペア:

[(1, 129383820), (2, 64691910), (3, 43127940), (4, 32345955), (5, 25876764), (6, 21563970), (9, 14375980), (10, 12938382), (12, 10781985), (15, 8625588), (18, 7187990), (20, 6469191), (30, 4312794), (36, 3593995), (37, 3496860), (45, 2875196), (60, 2156397), (74, 1748430), (90, 1437598), (111, 1165620), (148, 874215), (180, 718799), (185, 699372), (222, 582810), (333, 388540), (370, 349686), (444, 291405), (555, 233124), (666, 194270), (740, 174843), (1110, 116562), (1332, 97135), (1665, 77708), (2220, 58281), (3330, 38854), (6660, 19427)]