1891294080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75773}}^1$

素因数の和:75808

約数の個数: 128

約数和(自身を含む): 6492316320

約数和(自身を除く): 4601022240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 75773, 151546, 227319, 303092, 378865, 454638, 606184, 757730, 909276, 985049, 1136595, 1212368, 1515460, 1818552, 1970098, 2273190, 2424736, 2955147, 3030920, 3637104, 3940196, 4546380, 4849472, 4925245, 5910294, 6061840, 7274208, 7880392, 9092760, 9698944, 9850490, 11820588, 12123680, 14548416, 14775735, 15760784, 18185520, 19700980, 23641176, 24247360, 29096832, 29551470, 31521568, 36371040, 39401960, 47282352, 48494720, 59102940, 63043136, 72742080, 78803920, 94564704, 118205880, 126086272, 145484160, 157607840, 189129408, 236411760, 315215680, 378258816, 472823520, 630431360, 945647040, 1891294080]

約数ペア:

[(1, 1891294080), (2, 945647040), (3, 630431360), (4, 472823520), (5, 378258816), (6, 315215680), (8, 236411760), (10, 189129408), (12, 157607840), (13, 145484160), (15, 126086272), (16, 118205880), (20, 94564704), (24, 78803920), (26, 72742080), (30, 63043136), (32, 59102940), (39, 48494720), (40, 47282352), (48, 39401960), (52, 36371040), (60, 31521568), (64, 29551470), (65, 29096832), (78, 24247360), (80, 23641176), (96, 19700980), (104, 18185520), (120, 15760784), (128, 14775735), (130, 14548416), (156, 12123680), (160, 11820588), (192, 9850490), (195, 9698944), (208, 9092760), (240, 7880392), (260, 7274208), (312, 6061840), (320, 5910294), (384, 4925245), (390, 4849472), (416, 4546380), (480, 3940196), (520, 3637104), (624, 3030920), (640, 2955147), (780, 2424736), (832, 2273190), (960, 1970098), (1040, 1818552), (1248, 1515460), (1560, 1212368), (1664, 1136595), (1920, 985049), (2080, 909276), (2496, 757730), (3120, 606184), (4160, 454638), (4992, 378865), (6240, 303092), (8320, 227319), (12480, 151546), (24960, 75773)]