21730651920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141697}}^1$

素因数の和:141790

約数の個数: 160

約数和(自身を含む): 75904784640

約数和(自身を除く): 54174132720

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, 71, 72, 80, 90, 108, 120, 135, 142, 144, 180, 213, 216, 240, 270, 284, 355, 360, 426, 432, 540, 568, 639, 710, 720, 852, 1065, 1080, 1136, 1278, 1420, 1704, 1917, 2130, 2160, 2556, 2840, 3195, 3408, 3834, 4260, 5112, 5680, 6390, 7668, 8520, 9585, 10224, 12780, 15336, 17040, 19170, 25560, 30672, 38340, 51120, 76680, 141697, 153360, 283394, 425091, 566788, 708485, 850182, 1133576, 1275273, 1416970, 1700364, 2125455, 2267152, 2550546, 2833940, 3400728, 3825819, 4250910, 5101092, 5667880, 6376365, 6801456, 7651638, 8501820, 10060487, 10202184, 11335760, 12752730, 15303276, 17003640, 19129095, 20120974, 20404368, 25505460, 30181461, 30606552, 34007280, 38258190, 40241948, 50302435, 51010920, 60362922, 61213104, 76516380, 80483896, 90544383, 100604870, 102021840, 120725844, 150907305, 153032760, 160967792, 181088766, 201209740, 241451688, 271633149, 301814610, 306065520, 362177532, 402419480, 452721915, 482903376, 543266298, 603629220, 724355064, 804838960, 905443830, 1086532596, 1207258440, 1358165745, 1448710128, 1810887660, 2173065192, 2414516880, 2716331490, 3621775320, 4346130384, 5432662980, 7243550640, 10865325960, 21730651920]

約数ペア:

[(1, 21730651920), (2, 10865325960), (3, 7243550640), (4, 5432662980), (5, 4346130384), (6, 3621775320), (8, 2716331490), (9, 2414516880), (10, 2173065192), (12, 1810887660), (15, 1448710128), (16, 1358165745), (18, 1207258440), (20, 1086532596), (24, 905443830), (27, 804838960), (30, 724355064), (36, 603629220), (40, 543266298), (45, 482903376), (48, 452721915), (54, 402419480), (60, 362177532), (71, 306065520), (72, 301814610), (80, 271633149), (90, 241451688), (108, 201209740), (120, 181088766), (135, 160967792), (142, 153032760), (144, 150907305), (180, 120725844), (213, 102021840), (216, 100604870), (240, 90544383), (270, 80483896), (284, 76516380), (355, 61213104), (360, 60362922), (426, 51010920), (432, 50302435), (540, 40241948), (568, 38258190), (639, 34007280), (710, 30606552), (720, 30181461), (852, 25505460), (1065, 20404368), (1080, 20120974), (1136, 19129095), (1278, 17003640), (1420, 15303276), (1704, 12752730), (1917, 11335760), (2130, 10202184), (2160, 10060487), (2556, 8501820), (2840, 7651638), (3195, 6801456), (3408, 6376365), (3834, 5667880), (4260, 5101092), (5112, 4250910), (5680, 3825819), (6390, 3400728), (7668, 2833940), (8520, 2550546), (9585, 2267152), (10224, 2125455), (12780, 1700364), (15336, 1416970), (17040, 1275273), (19170, 1133576), (25560, 850182), (30672, 708485), (38340, 566788), (51120, 425091), (76680, 283394), (141697, 153360)]