134275640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 310426560

約数和(自身を除く): 176150920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 113, 122, 226, 244, 305, 452, 487, 488, 565, 610, 904, 974, 1130, 1220, 1948, 2260, 2435, 2440, 3896, 4520, 4870, 6893, 9740, 13786, 19480, 27572, 29707, 34465, 55031, 55144, 59414, 68930, 110062, 118828, 137860, 148535, 220124, 237656, 275155, 275720, 297070, 440248, 550310, 594140, 1100620, 1188280, 2201240, 3356891, 6713782, 13427564, 16784455, 26855128, 33568910, 67137820, 134275640]

約数ペア:

[(1, 134275640), (2, 67137820), (4, 33568910), (5, 26855128), (8, 16784455), (10, 13427564), (20, 6713782), (40, 3356891), (61, 2201240), (113, 1188280), (122, 1100620), (226, 594140), (244, 550310), (305, 440248), (452, 297070), (487, 275720), (488, 275155), (565, 237656), (610, 220124), (904, 148535), (974, 137860), (1130, 118828), (1220, 110062), (1948, 68930), (2260, 59414), (2435, 55144), (2440, 55031), (3896, 34465), (4520, 29707), (4870, 27572), (6893, 19480), (9740, 13786)]