1856784960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{644717}}^1$

素因数の和:644740

約数の個数: 84

約数和(自身を含む): 6386576508

約数和(自身を除く): 4529791548

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 644717, 1289434, 1934151, 2578868, 3223585, 3868302, 5157736, 5802453, 6447170, 7736604, 9670755, 10315472, 11604906, 12894340, 15473208, 19341510, 20630944, 23209812, 25788680, 29012265, 30946416, 38683020, 41261888, 46419624, 51577360, 58024530, 61892832, 77366040, 92839248, 103154720, 116049060, 123785664, 154732080, 185678496, 206309440, 232098120, 309464160, 371356992, 464196240, 618928320, 928392480, 1856784960]

約数ペア:

[(1, 1856784960), (2, 928392480), (3, 618928320), (4, 464196240), (5, 371356992), (6, 309464160), (8, 232098120), (9, 206309440), (10, 185678496), (12, 154732080), (15, 123785664), (16, 116049060), (18, 103154720), (20, 92839248), (24, 77366040), (30, 61892832), (32, 58024530), (36, 51577360), (40, 46419624), (45, 41261888), (48, 38683020), (60, 30946416), (64, 29012265), (72, 25788680), (80, 23209812), (90, 20630944), (96, 19341510), (120, 15473208), (144, 12894340), (160, 11604906), (180, 10315472), (192, 9670755), (240, 7736604), (288, 6447170), (320, 5802453), (360, 5157736), (480, 3868302), (576, 3223585), (720, 2578868), (960, 1934151), (1440, 1289434), (2880, 644717)]