1666718280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:1008

約数の個数: 192

約数和(自身を含む): 5605694640

約数和(自身を除く): 3938976360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 157, 180, 185, 222, 296, 314, 333, 360, 370, 444, 471, 555, 628, 666, 740, 785, 797, 888, 942, 1110, 1256, 1332, 1413, 1480, 1570, 1594, 1665, 1884, 2220, 2355, 2391, 2664, 2826, 3140, 3188, 3330, 3768, 3985, 4440, 4710, 4782, 5652, 5809, 6280, 6376, 6660, 7065, 7173, 7970, 9420, 9564, 11304, 11618, 11955, 13320, 14130, 14346, 15940, 17427, 18840, 19128, 23236, 23910, 28260, 28692, 29045, 29489, 31880, 34854, 35865, 46472, 47820, 52281, 56520, 57384, 58090, 58978, 69708, 71730, 87135, 88467, 95640, 104562, 116180, 117956, 125129, 139416, 143460, 147445, 174270, 176934, 209124, 232360, 235912, 250258, 261405, 265401, 286920, 294890, 348540, 353868, 375387, 418248, 442335, 500516, 522810, 530802, 589780, 625645, 697080, 707736, 750774, 884670, 1001032, 1045620, 1061604, 1126161, 1179560, 1251290, 1327005, 1501548, 1769340, 1876935, 2091240, 2123208, 2252322, 2502580, 2654010, 3003096, 3538680, 3753870, 4504644, 4629773, 5005160, 5308020, 5630805, 7507740, 9009288, 9259546, 10616040, 11261610, 13889319, 15015480, 18519092, 22523220, 23148865, 27778638, 37038184, 41667957, 45046440, 46297730, 55557276, 69446595, 83335914, 92595460, 111114552, 138893190, 166671828, 185190920, 208339785, 277786380, 333343656, 416679570, 555572760, 833359140, 1666718280]

約数ペア:

[(1, 1666718280), (2, 833359140), (3, 555572760), (4, 416679570), (5, 333343656), (6, 277786380), (8, 208339785), (9, 185190920), (10, 166671828), (12, 138893190), (15, 111114552), (18, 92595460), (20, 83335914), (24, 69446595), (30, 55557276), (36, 46297730), (37, 45046440), (40, 41667957), (45, 37038184), (60, 27778638), (72, 23148865), (74, 22523220), (90, 18519092), (111, 15015480), (120, 13889319), (148, 11261610), (157, 10616040), (180, 9259546), (185, 9009288), (222, 7507740), (296, 5630805), (314, 5308020), (333, 5005160), (360, 4629773), (370, 4504644), (444, 3753870), (471, 3538680), (555, 3003096), (628, 2654010), (666, 2502580), (740, 2252322), (785, 2123208), (797, 2091240), (888, 1876935), (942, 1769340), (1110, 1501548), (1256, 1327005), (1332, 1251290), (1413, 1179560), (1480, 1126161), (1570, 1061604), (1594, 1045620), (1665, 1001032), (1884, 884670), (2220, 750774), (2355, 707736), (2391, 697080), (2664, 625645), (2826, 589780), (3140, 530802), (3188, 522810), (3330, 500516), (3768, 442335), (3985, 418248), (4440, 375387), (4710, 353868), (4782, 348540), (5652, 294890), (5809, 286920), (6280, 265401), (6376, 261405), (6660, 250258), (7065, 235912), (7173, 232360), (7970, 209124), (9420, 176934), (9564, 174270), (11304, 147445), (11618, 143460), (11955, 139416), (13320, 125129), (14130, 117956), (14346, 116180), (15940, 104562), (17427, 95640), (18840, 88467), (19128, 87135), (23236, 71730), (23910, 69708), (28260, 58978), (28692, 58090), (29045, 57384), (29489, 56520), (31880, 52281), (34854, 47820), (35865, 46472)]