812812560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15607}}^1$

素因数の和:15661

約数の個数: 160

約数和(自身を含む): 2972762112

約数和(自身を除く): 2159949552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 15607, 17360, 26040, 31214, 46821, 52080, 62428, 78035, 93642, 109249, 124856, 156070, 187284, 218498, 234105, 249712, 312140, 327747, 374568, 436996, 468210, 483817, 546245, 624280, 655494, 749136, 873992, 936420, 967634, 1092490, 1248560, 1310988, 1451451, 1638735, 1747984, 1872840, 1935268, 2184980, 2419085, 2621976, 2902902, 3277470, 3386719, 3745680, 3870536, 4369960, 4838170, 5243952, 5805804, 6554940, 6773438, 7257255, 7741072, 8739920, 9676340, 10160157, 11611608, 13109880, 13546876, 14514510, 16933595, 19352680, 20320314, 23223216, 26219760, 27093752, 29029020, 33867190, 38705360, 40640628, 50800785, 54187504, 58058040, 67734380, 81281256, 101601570, 116116080, 135468760, 162562512, 203203140, 270937520, 406406280, 812812560]

約数ペア:

[(1, 812812560), (2, 406406280), (3, 270937520), (4, 203203140), (5, 162562512), (6, 135468760), (7, 116116080), (8, 101601570), (10, 81281256), (12, 67734380), (14, 58058040), (15, 54187504), (16, 50800785), (20, 40640628), (21, 38705360), (24, 33867190), (28, 29029020), (30, 27093752), (31, 26219760), (35, 23223216), (40, 20320314), (42, 19352680), (48, 16933595), (56, 14514510), (60, 13546876), (62, 13109880), (70, 11611608), (80, 10160157), (84, 9676340), (93, 8739920), (105, 7741072), (112, 7257255), (120, 6773438), (124, 6554940), (140, 5805804), (155, 5243952), (168, 4838170), (186, 4369960), (210, 3870536), (217, 3745680), (240, 3386719), (248, 3277470), (280, 2902902), (310, 2621976), (336, 2419085), (372, 2184980), (420, 1935268), (434, 1872840), (465, 1747984), (496, 1638735), (560, 1451451), (620, 1310988), (651, 1248560), (744, 1092490), (840, 967634), (868, 936420), (930, 873992), (1085, 749136), (1240, 655494), (1302, 624280), (1488, 546245), (1680, 483817), (1736, 468210), (1860, 436996), (2170, 374568), (2480, 327747), (2604, 312140), (3255, 249712), (3472, 234105), (3720, 218498), (4340, 187284), (5208, 156070), (6510, 124856), (7440, 109249), (8680, 93642), (10416, 78035), (13020, 62428), (15607, 52080), (17360, 46821), (26040, 31214)]