20889314640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{93893}}^1$

素因数の和:94018

約数の個数: 160

約数和(自身を含む): 72651421440

約数和(自身を除く): 51762106800

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, 90, 103, 108, 120, 135, 144, 180, 206, 216, 240, 270, 309, 360, 412, 432, 515, 540, 618, 720, 824, 927, 1030, 1080, 1236, 1545, 1648, 1854, 2060, 2160, 2472, 2781, 3090, 3708, 4120, 4635, 4944, 5562, 6180, 7416, 8240, 9270, 11124, 12360, 13905, 14832, 18540, 22248, 24720, 27810, 37080, 44496, 55620, 74160, 93893, 111240, 187786, 222480, 281679, 375572, 469465, 563358, 751144, 845037, 938930, 1126716, 1408395, 1502288, 1690074, 1877860, 2253432, 2535111, 2816790, 3380148, 3755720, 4225185, 4506864, 5070222, 5633580, 6760296, 7511440, 8450370, 9670979, 10140444, 11267160, 12675555, 13520592, 16900740, 19341958, 20280888, 22534320, 25351110, 29012937, 33801480, 38683916, 40561776, 48354895, 50702220, 58025874, 67602960, 77367832, 87038811, 96709790, 101404440, 116051748, 145064685, 154735664, 174077622, 193419580, 202808880, 232103496, 261116433, 290129370, 348155244, 386839160, 435194055, 464206992, 522232866, 580258740, 696310488, 773678320, 870388110, 1044465732, 1160517480, 1305582165, 1392620976, 1740776220, 2088931464, 2321034960, 2611164330, 3481552440, 4177862928, 5222328660, 6963104880, 10444657320, 20889314640]

約数ペア:

[(1, 20889314640), (2, 10444657320), (3, 6963104880), (4, 5222328660), (5, 4177862928), (6, 3481552440), (8, 2611164330), (9, 2321034960), (10, 2088931464), (12, 1740776220), (15, 1392620976), (16, 1305582165), (18, 1160517480), (20, 1044465732), (24, 870388110), (27, 773678320), (30, 696310488), (36, 580258740), (40, 522232866), (45, 464206992), (48, 435194055), (54, 386839160), (60, 348155244), (72, 290129370), (80, 261116433), (90, 232103496), (103, 202808880), (108, 193419580), (120, 174077622), (135, 154735664), (144, 145064685), (180, 116051748), (206, 101404440), (216, 96709790), (240, 87038811), (270, 77367832), (309, 67602960), (360, 58025874), (412, 50702220), (432, 48354895), (515, 40561776), (540, 38683916), (618, 33801480), (720, 29012937), (824, 25351110), (927, 22534320), (1030, 20280888), (1080, 19341958), (1236, 16900740), (1545, 13520592), (1648, 12675555), (1854, 11267160), (2060, 10140444), (2160, 9670979), (2472, 8450370), (2781, 7511440), (3090, 6760296), (3708, 5633580), (4120, 5070222), (4635, 4506864), (4944, 4225185), (5562, 3755720), (6180, 3380148), (7416, 2816790), (8240, 2535111), (9270, 2253432), (11124, 1877860), (12360, 1690074), (13905, 1502288), (14832, 1408395), (18540, 1126716), (22248, 938930), (24720, 845037), (27810, 751144), (37080, 563358), (44496, 469465), (55620, 375572), (74160, 281679), (93893, 222480), (111240, 187786)]