20909527920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{358531}}^1$

素因数の和:358562

約数の個数: 140

約数和(自身を含む): 72888838536

約数和(自身を除く): 51979310616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 29160, 58320, 358531, 717062, 1075593, 1434124, 1792655, 2151186, 2868248, 3226779, 3585310, 4302372, 5377965, 5736496, 6453558, 7170620, 8604744, 9680337, 10755930, 12907116, 14341240, 16133895, 17209488, 19360674, 21511860, 25814232, 28682480, 29041011, 32267790, 38721348, 43023720, 48401685, 51628464, 58082022, 64535580, 77442696, 86047440, 87123033, 96803370, 116164044, 129071160, 145205055, 154885392, 174246066, 193606740, 232328088, 258142320, 261369099, 290410110, 348492132, 387213480, 435615165, 464656176, 522738198, 580820220, 696984264, 774426960, 871230330, 1045476396, 1161640440, 1306845495, 1393968528, 1742460660, 2090952792, 2323280880, 2613690990, 3484921320, 4181905584, 5227381980, 6969842640, 10454763960, 20909527920]

約数ペア:

[(1, 20909527920), (2, 10454763960), (3, 6969842640), (4, 5227381980), (5, 4181905584), (6, 3484921320), (8, 2613690990), (9, 2323280880), (10, 2090952792), (12, 1742460660), (15, 1393968528), (16, 1306845495), (18, 1161640440), (20, 1045476396), (24, 871230330), (27, 774426960), (30, 696984264), (36, 580820220), (40, 522738198), (45, 464656176), (48, 435615165), (54, 387213480), (60, 348492132), (72, 290410110), (80, 261369099), (81, 258142320), (90, 232328088), (108, 193606740), (120, 174246066), (135, 154885392), (144, 145205055), (162, 129071160), (180, 116164044), (216, 96803370), (240, 87123033), (243, 86047440), (270, 77442696), (324, 64535580), (360, 58082022), (405, 51628464), (432, 48401685), (486, 43023720), (540, 38721348), (648, 32267790), (720, 29041011), (729, 28682480), (810, 25814232), (972, 21511860), (1080, 19360674), (1215, 17209488), (1296, 16133895), (1458, 14341240), (1620, 12907116), (1944, 10755930), (2160, 9680337), (2430, 8604744), (2916, 7170620), (3240, 6453558), (3645, 5736496), (3888, 5377965), (4860, 4302372), (5832, 3585310), (6480, 3226779), (7290, 2868248), (9720, 2151186), (11664, 1792655), (14580, 1434124), (19440, 1075593), (29160, 717062), (58320, 358531)]