349434960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{207997}}^1$

素因数の和:208020

約数の個数: 80

約数和(自身を含む): 1238004096

約数和(自身を除く): 888569136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 207997, 415994, 623991, 831988, 1039985, 1247982, 1455979, 1663976, 2079970, 2495964, 2911958, 3119955, 3327952, 4159940, 4367937, 4991928, 5823916, 6239910, 7279895, 8319880, 8735874, 9983856, 11647832, 12479820, 14559790, 16639760, 17471748, 21839685, 23295664, 24959640, 29119580, 34943496, 43679370, 49919280, 58239160, 69886992, 87358740, 116478320, 174717480, 349434960]

約数ペア:

[(1, 349434960), (2, 174717480), (3, 116478320), (4, 87358740), (5, 69886992), (6, 58239160), (7, 49919280), (8, 43679370), (10, 34943496), (12, 29119580), (14, 24959640), (15, 23295664), (16, 21839685), (20, 17471748), (21, 16639760), (24, 14559790), (28, 12479820), (30, 11647832), (35, 9983856), (40, 8735874), (42, 8319880), (48, 7279895), (56, 6239910), (60, 5823916), (70, 4991928), (80, 4367937), (84, 4159940), (105, 3327952), (112, 3119955), (120, 2911958), (140, 2495964), (168, 2079970), (210, 1663976), (240, 1455979), (280, 1247982), (336, 1039985), (420, 831988), (560, 623991), (840, 415994), (1680, 207997)]