211731520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 224

約数和(自身を含む): 677972736

約数和(自身を除く): 466241216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 416, 440, 448, 455, 520, 560, 572, 616, 661, 704, 715, 728, 770, 832, 880, 910, 1001, 1040, 1120, 1144, 1232, 1322, 1430, 1456, 1540, 1760, 1820, 2002, 2080, 2240, 2288, 2464, 2644, 2860, 2912, 3080, 3305, 3520, 3640, 4004, 4160, 4576, 4627, 4928, 5005, 5288, 5720, 5824, 6160, 6610, 7271, 7280, 8008, 8593, 9152, 9254, 10010, 10576, 11440, 12320, 13220, 14542, 14560, 16016, 17186, 18508, 20020, 21152, 22880, 23135, 24640, 26440, 29084, 29120, 32032, 34372, 36355, 37016, 40040, 42304, 42965, 45760, 46270, 50897, 52880, 58168, 60151, 64064, 68744, 72710, 74032, 80080, 85930, 92540, 94523, 101794, 105760, 116336, 120302, 137488, 145420, 148064, 160160, 171860, 185080, 189046, 203588, 211520, 232672, 240604, 254485, 274976, 290840, 296128, 300755, 320320, 343720, 370160, 378092, 407176, 465344, 472615, 481208, 508970, 549952, 581680, 601510, 661661, 687440, 740320, 756184, 814352, 945230, 962416, 1017940, 1163360, 1203020, 1323322, 1374880, 1480640, 1512368, 1628704, 1890460, 1924832, 2035880, 2326720, 2406040, 2646644, 2749760, 3024736, 3257408, 3308305, 3780920, 3849664, 4071760, 4812080, 5293288, 6049472, 6616610, 7561840, 8143520, 9624160, 10586576, 13233220, 15123680, 16287040, 19248320, 21173152, 26466440, 30247360, 42346304, 52932880, 105865760, 211731520]

約数ペア:

[(1, 211731520), (2, 105865760), (4, 52932880), (5, 42346304), (7, 30247360), (8, 26466440), (10, 21173152), (11, 19248320), (13, 16287040), (14, 15123680), (16, 13233220), (20, 10586576), (22, 9624160), (26, 8143520), (28, 7561840), (32, 6616610), (35, 6049472), (40, 5293288), (44, 4812080), (52, 4071760), (55, 3849664), (56, 3780920), (64, 3308305), (65, 3257408), (70, 3024736), (77, 2749760), (80, 2646644), (88, 2406040), (91, 2326720), (104, 2035880), (110, 1924832), (112, 1890460), (130, 1628704), (140, 1512368), (143, 1480640), (154, 1374880), (160, 1323322), (176, 1203020), (182, 1163360), (208, 1017940), (220, 962416), (224, 945230), (260, 814352), (280, 756184), (286, 740320), (308, 687440), (320, 661661), (352, 601510), (364, 581680), (385, 549952), (416, 508970), (440, 481208), (448, 472615), (455, 465344), (520, 407176), (560, 378092), (572, 370160), (616, 343720), (661, 320320), (704, 300755), (715, 296128), (728, 290840), (770, 274976), (832, 254485), (880, 240604), (910, 232672), (1001, 211520), (1040, 203588), (1120, 189046), (1144, 185080), (1232, 171860), (1322, 160160), (1430, 148064), (1456, 145420), (1540, 137488), (1760, 120302), (1820, 116336), (2002, 105760), (2080, 101794), (2240, 94523), (2288, 92540), (2464, 85930), (2644, 80080), (2860, 74032), (2912, 72710), (3080, 68744), (3305, 64064), (3520, 60151), (3640, 58168), (4004, 52880), (4160, 50897), (4576, 46270), (4627, 45760), (4928, 42965), (5005, 42304), (5288, 40040), (5720, 37016), (5824, 36355), (6160, 34372), (6610, 32032), (7271, 29120), (7280, 29084), (8008, 26440), (8593, 24640), (9152, 23135), (9254, 22880), (10010, 21152), (10576, 20020), (11440, 18508), (12320, 17186), (13220, 16016), (14542, 14560)]