68015520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 234397800

約数和(自身を除く): 166382280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 149, 160, 180, 240, 288, 298, 317, 360, 447, 480, 596, 634, 720, 745, 894, 951, 1192, 1268, 1341, 1440, 1490, 1585, 1788, 1902, 2235, 2384, 2536, 2682, 2853, 2980, 3170, 3576, 3804, 4470, 4755, 4768, 5072, 5364, 5706, 5960, 6340, 6705, 7152, 7608, 8940, 9510, 10144, 10728, 11412, 11920, 12680, 13410, 14265, 14304, 15216, 17880, 19020, 21456, 22824, 23840, 25360, 26820, 28530, 30432, 35760, 38040, 42912, 45648, 47233, 50720, 53640, 57060, 71520, 76080, 91296, 94466, 107280, 114120, 141699, 152160, 188932, 214560, 228240, 236165, 283398, 377864, 425097, 456480, 472330, 566796, 708495, 755728, 850194, 944660, 1133592, 1416990, 1511456, 1700388, 1889320, 2125485, 2267184, 2833980, 3400776, 3778640, 4250970, 4534368, 5667960, 6801552, 7557280, 8501940, 11335920, 13603104, 17003880, 22671840, 34007760, 68015520]

約数ペア:

[(1, 68015520), (2, 34007760), (3, 22671840), (4, 17003880), (5, 13603104), (6, 11335920), (8, 8501940), (9, 7557280), (10, 6801552), (12, 5667960), (15, 4534368), (16, 4250970), (18, 3778640), (20, 3400776), (24, 2833980), (30, 2267184), (32, 2125485), (36, 1889320), (40, 1700388), (45, 1511456), (48, 1416990), (60, 1133592), (72, 944660), (80, 850194), (90, 755728), (96, 708495), (120, 566796), (144, 472330), (149, 456480), (160, 425097), (180, 377864), (240, 283398), (288, 236165), (298, 228240), (317, 214560), (360, 188932), (447, 152160), (480, 141699), (596, 114120), (634, 107280), (720, 94466), (745, 91296), (894, 76080), (951, 71520), (1192, 57060), (1268, 53640), (1341, 50720), (1440, 47233), (1490, 45648), (1585, 42912), (1788, 38040), (1902, 35760), (2235, 30432), (2384, 28530), (2536, 26820), (2682, 25360), (2853, 23840), (2980, 22824), (3170, 21456), (3576, 19020), (3804, 17880), (4470, 15216), (4755, 14304), (4768, 14265), (5072, 13410), (5364, 12680), (5706, 11920), (5960, 11412), (6340, 10728), (6705, 10144), (7152, 9510), (7608, 8940)]