140939820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111857}}^1$

素因数の和:111879

約数の個数: 72

約数和(自身を含む): 488595744

約数和(自身を除く): 347655924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111857, 223714, 335571, 447428, 559285, 671142, 782999, 1006713, 1118570, 1342284, 1565998, 1677855, 2013426, 2237140, 2348997, 3131996, 3355710, 3914995, 4026852, 4697994, 5033565, 6711420, 7046991, 7829990, 9395988, 10067130, 11744985, 14093982, 15659980, 20134260, 23489970, 28187964, 35234955, 46979940, 70469910, 140939820]

約数ペア:

[(1, 140939820), (2, 70469910), (3, 46979940), (4, 35234955), (5, 28187964), (6, 23489970), (7, 20134260), (9, 15659980), (10, 14093982), (12, 11744985), (14, 10067130), (15, 9395988), (18, 7829990), (20, 7046991), (21, 6711420), (28, 5033565), (30, 4697994), (35, 4026852), (36, 3914995), (42, 3355710), (45, 3131996), (60, 2348997), (63, 2237140), (70, 2013426), (84, 1677855), (90, 1565998), (105, 1342284), (126, 1118570), (140, 1006713), (180, 782999), (210, 671142), (252, 559285), (315, 447428), (420, 335571), (630, 223714), (1260, 111857)]