20407764510

素因数分解:

$2^1\times 3^6\times 5^1\times 7^2\times {\mathrm{57131}}^1$

素因数の和:57170

約数の個数: 168

約数和(自身を含む): 64068853176

約数和(自身を除く): 43661088666

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 243, 245, 270, 294, 315, 378, 405, 441, 486, 490, 567, 630, 729, 735, 810, 882, 945, 1134, 1215, 1323, 1458, 1470, 1701, 1890, 2205, 2430, 2646, 2835, 3402, 3645, 3969, 4410, 5103, 5670, 6615, 7290, 7938, 8505, 10206, 11907, 13230, 17010, 19845, 23814, 25515, 35721, 39690, 51030, 57131, 59535, 71442, 114262, 119070, 171393, 178605, 285655, 342786, 357210, 399917, 514179, 571310, 799834, 856965, 1028358, 1199751, 1542537, 1713930, 1999585, 2399502, 2570895, 2799419, 3085074, 3599253, 3999170, 4627611, 5141790, 5598838, 5998755, 7198506, 7712685, 8398257, 9255222, 10797759, 11997510, 13882833, 13997095, 15425370, 16796514, 17996265, 21595518, 23138055, 25194771, 27765666, 27994190, 32393277, 35992530, 41648499, 41991285, 46276110, 50389542, 53988795, 64786554, 69414165, 75584313, 83296998, 83982570, 97179831, 107977590, 125973855, 138828330, 151168626, 161966385, 194359662, 208242495, 226752939, 251947710, 291539493, 323932770, 377921565, 416484990, 453505878, 485899155, 583078986, 680258817, 755843130, 971798310, 1133764695, 1360517634, 1457697465, 2040776451, 2267529390, 2915394930, 3401294085, 4081552902, 6802588170, 10203882255, 20407764510]

約数ペア:

[(1, 20407764510), (2, 10203882255), (3, 6802588170), (5, 4081552902), (6, 3401294085), (7, 2915394930), (9, 2267529390), (10, 2040776451), (14, 1457697465), (15, 1360517634), (18, 1133764695), (21, 971798310), (27, 755843130), (30, 680258817), (35, 583078986), (42, 485899155), (45, 453505878), (49, 416484990), (54, 377921565), (63, 323932770), (70, 291539493), (81, 251947710), (90, 226752939), (98, 208242495), (105, 194359662), (126, 161966385), (135, 151168626), (147, 138828330), (162, 125973855), (189, 107977590), (210, 97179831), (243, 83982570), (245, 83296998), (270, 75584313), (294, 69414165), (315, 64786554), (378, 53988795), (405, 50389542), (441, 46276110), (486, 41991285), (490, 41648499), (567, 35992530), (630, 32393277), (729, 27994190), (735, 27765666), (810, 25194771), (882, 23138055), (945, 21595518), (1134, 17996265), (1215, 16796514), (1323, 15425370), (1458, 13997095), (1470, 13882833), (1701, 11997510), (1890, 10797759), (2205, 9255222), (2430, 8398257), (2646, 7712685), (2835, 7198506), (3402, 5998755), (3645, 5598838), (3969, 5141790), (4410, 4627611), (5103, 3999170), (5670, 3599253), (6615, 3085074), (7290, 2799419), (7938, 2570895), (8505, 2399502), (10206, 1999585), (11907, 1713930), (13230, 1542537), (17010, 1199751), (19845, 1028358), (23814, 856965), (25515, 799834), (35721, 571310), (39690, 514179), (51030, 399917), (57131, 357210), (59535, 342786), (71442, 285655), (114262, 178605), (119070, 171393)]