308977340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{3061}}^1$

素因数の和:3187

約数の個数: 72

約数和(自身を含む): 762364512

約数和(自身を除く): 453387172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 515, 721, 980, 1030, 1442, 2060, 2884, 3061, 3605, 5047, 6122, 7210, 10094, 12244, 14420, 15305, 20188, 21427, 25235, 30610, 42854, 50470, 61220, 85708, 100940, 107135, 149989, 214270, 299978, 315283, 428540, 599956, 630566, 749945, 1261132, 1499890, 1576415, 2206981, 2999780, 3152830, 4413962, 6305660, 8827924, 11034905, 15448867, 22069810, 30897734, 44139620, 61795468, 77244335, 154488670, 308977340]

約数ペア:

[(1, 308977340), (2, 154488670), (4, 77244335), (5, 61795468), (7, 44139620), (10, 30897734), (14, 22069810), (20, 15448867), (28, 11034905), (35, 8827924), (49, 6305660), (70, 4413962), (98, 3152830), (103, 2999780), (140, 2206981), (196, 1576415), (206, 1499890), (245, 1261132), (412, 749945), (490, 630566), (515, 599956), (721, 428540), (980, 315283), (1030, 299978), (1442, 214270), (2060, 149989), (2884, 107135), (3061, 100940), (3605, 85708), (5047, 61220), (6122, 50470), (7210, 42854), (10094, 30610), (12244, 25235), (14420, 21427), (15305, 20188)]