218423880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{606733}}^1$

素因数の和:606750

約数の個数: 48

約数和(自身を含む): 709878780

約数和(自身を除く): 491454900

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, 606733, 1213466, 1820199, 2426932, 3033665, 3640398, 4853864, 5460597, 6067330, 7280796, 9100995, 10921194, 12134660, 14561592, 18201990, 21842388, 24269320, 27302985, 36403980, 43684776, 54605970, 72807960, 109211940, 218423880]

約数ペア:

[(1, 218423880), (2, 109211940), (3, 72807960), (4, 54605970), (5, 43684776), (6, 36403980), (8, 27302985), (9, 24269320), (10, 21842388), (12, 18201990), (15, 14561592), (18, 12134660), (20, 10921194), (24, 9100995), (30, 7280796), (36, 6067330), (40, 5460597), (45, 4853864), (60, 3640398), (72, 3033665), (90, 2426932), (120, 1820199), (180, 1213466), (360, 606733)]