63154140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{21481}}^1$

素因数の和:21507

約数の個数: 72

約数和(自身を含む): 205711632

約数和(自身を除く): 142557492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 21481, 42962, 64443, 85924, 107405, 128886, 150367, 214810, 257772, 300734, 322215, 429620, 451101, 601468, 644430, 751835, 902202, 1052569, 1288860, 1503670, 1804404, 2105138, 2255505, 3007340, 3157707, 4210276, 4511010, 5262845, 6315414, 9022020, 10525690, 12630828, 15788535, 21051380, 31577070, 63154140]

約数ペア:

[(1, 63154140), (2, 31577070), (3, 21051380), (4, 15788535), (5, 12630828), (6, 10525690), (7, 9022020), (10, 6315414), (12, 5262845), (14, 4511010), (15, 4210276), (20, 3157707), (21, 3007340), (28, 2255505), (30, 2105138), (35, 1804404), (42, 1503670), (49, 1288860), (60, 1052569), (70, 902202), (84, 751835), (98, 644430), (105, 601468), (140, 451101), (147, 429620), (196, 322215), (210, 300734), (245, 257772), (294, 214810), (420, 150367), (490, 128886), (588, 107405), (735, 85924), (980, 64443), (1470, 42962), (2940, 21481)]