206800740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 655527600

約数和(自身を除く): 448726860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 173, 174, 180, 229, 261, 290, 346, 348, 435, 458, 519, 522, 580, 687, 692, 865, 870, 916, 1038, 1044, 1145, 1305, 1374, 1557, 1730, 1740, 2061, 2076, 2290, 2595, 2610, 2748, 3114, 3435, 3460, 4122, 4580, 5017, 5190, 5220, 6228, 6641, 6870, 7785, 8244, 10034, 10305, 10380, 13282, 13740, 15051, 15570, 19923, 20068, 20610, 25085, 26564, 30102, 31140, 33205, 39617, 39846, 41220, 45153, 50170, 59769, 60204, 66410, 75255, 79234, 79692, 90306, 99615, 100340, 118851, 119538, 132820, 150510, 158468, 180612, 198085, 199230, 225765, 237702, 239076, 298845, 301020, 356553, 396170, 398460, 451530, 475404, 594255, 597690, 713106, 792340, 903060, 1148893, 1188510, 1195380, 1426212, 1782765, 2297786, 2377020, 3446679, 3565530, 4595572, 5744465, 6893358, 7131060, 10340037, 11488930, 13786716, 17233395, 20680074, 22977860, 34466790, 41360148, 51700185, 68933580, 103400370, 206800740]

約数ペア:

[(1, 206800740), (2, 103400370), (3, 68933580), (4, 51700185), (5, 41360148), (6, 34466790), (9, 22977860), (10, 20680074), (12, 17233395), (15, 13786716), (18, 11488930), (20, 10340037), (29, 7131060), (30, 6893358), (36, 5744465), (45, 4595572), (58, 3565530), (60, 3446679), (87, 2377020), (90, 2297786), (116, 1782765), (145, 1426212), (173, 1195380), (174, 1188510), (180, 1148893), (229, 903060), (261, 792340), (290, 713106), (346, 597690), (348, 594255), (435, 475404), (458, 451530), (519, 398460), (522, 396170), (580, 356553), (687, 301020), (692, 298845), (865, 239076), (870, 237702), (916, 225765), (1038, 199230), (1044, 198085), (1145, 180612), (1305, 158468), (1374, 150510), (1557, 132820), (1730, 119538), (1740, 118851), (2061, 100340), (2076, 99615), (2290, 90306), (2595, 79692), (2610, 79234), (2748, 75255), (3114, 66410), (3435, 60204), (3460, 59769), (4122, 50170), (4580, 45153), (5017, 41220), (5190, 39846), (5220, 39617), (6228, 33205), (6641, 31140), (6870, 30102), (7785, 26564), (8244, 25085), (10034, 20610), (10305, 20068), (10380, 19923), (13282, 15570), (13740, 15051)]