218151720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{605977}}^1$

素因数の和:605994

約数の個数: 48

約数和(自身を含む): 708994260

約数和(自身を除く): 490842540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 605977, 1211954, 1817931, 2423908, 3029885, 3635862, 4847816, 5453793, 6059770, 7271724, 9089655, 10907586, 12119540, 14543448, 18179310, 21815172, 24239080, 27268965, 36358620, 43630344, 54537930, 72717240, 109075860, 218151720]

約数ペア:

[(1, 218151720), (2, 109075860), (3, 72717240), (4, 54537930), (5, 43630344), (6, 36358620), (8, 27268965), (9, 24239080), (10, 21815172), (12, 18179310), (15, 14543448), (18, 12119540), (20, 10907586), (24, 9089655), (30, 7271724), (36, 6059770), (40, 5453793), (45, 4847816), (60, 3635862), (72, 3029885), (90, 2423908), (120, 1817931), (180, 1211954), (360, 605977)]