1285402560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:971

約数の個数: 224

約数和(自身を含む): 4435156992

約数和(自身を除く): 3149754432

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, 127, 130, 156, 160, 192, 195, 208, 240, 254, 260, 312, 320, 381, 390, 416, 480, 508, 520, 624, 635, 762, 780, 811, 832, 960, 1016, 1040, 1248, 1270, 1524, 1560, 1622, 1651, 1905, 2032, 2080, 2433, 2496, 2540, 3048, 3120, 3244, 3302, 3810, 4055, 4064, 4160, 4866, 4953, 5080, 6096, 6240, 6488, 6604, 7620, 8110, 8128, 8255, 9732, 9906, 10160, 10543, 12165, 12192, 12480, 12976, 13208, 15240, 16220, 16510, 19464, 19812, 20320, 21086, 24330, 24384, 24765, 25952, 26416, 30480, 31629, 32440, 33020, 38928, 39624, 40640, 42172, 48660, 49530, 51904, 52715, 52832, 60960, 63258, 64880, 66040, 77856, 79248, 84344, 97320, 99060, 102997, 105430, 105664, 121920, 126516, 129760, 132080, 155712, 158145, 158496, 168688, 194640, 198120, 205994, 210860, 253032, 259520, 264160, 308991, 316290, 316992, 337376, 389280, 396240, 411988, 421720, 506064, 514985, 528320, 617982, 632580, 674752, 778560, 792480, 823976, 843440, 1012128, 1029970, 1235964, 1265160, 1338961, 1544955, 1584960, 1647952, 1686880, 2024256, 2059940, 2471928, 2530320, 2677922, 3089910, 3295904, 3373760, 4016883, 4119880, 4943856, 5060640, 5355844, 6179820, 6591808, 6694805, 8033766, 8239760, 9887712, 10121280, 10711688, 12359640, 13389610, 16067532, 16479520, 19775424, 20084415, 21423376, 24719280, 26779220, 32135064, 32959040, 40168830, 42846752, 49438560, 53558440, 64270128, 80337660, 85693504, 98877120, 107116880, 128540256, 160675320, 214233760, 257080512, 321350640, 428467520, 642701280, 1285402560]

約数ペア:

[(1, 1285402560), (2, 642701280), (3, 428467520), (4, 321350640), (5, 257080512), (6, 214233760), (8, 160675320), (10, 128540256), (12, 107116880), (13, 98877120), (15, 85693504), (16, 80337660), (20, 64270128), (24, 53558440), (26, 49438560), (30, 42846752), (32, 40168830), (39, 32959040), (40, 32135064), (48, 26779220), (52, 24719280), (60, 21423376), (64, 20084415), (65, 19775424), (78, 16479520), (80, 16067532), (96, 13389610), (104, 12359640), (120, 10711688), (127, 10121280), (130, 9887712), (156, 8239760), (160, 8033766), (192, 6694805), (195, 6591808), (208, 6179820), (240, 5355844), (254, 5060640), (260, 4943856), (312, 4119880), (320, 4016883), (381, 3373760), (390, 3295904), (416, 3089910), (480, 2677922), (508, 2530320), (520, 2471928), (624, 2059940), (635, 2024256), (762, 1686880), (780, 1647952), (811, 1584960), (832, 1544955), (960, 1338961), (1016, 1265160), (1040, 1235964), (1248, 1029970), (1270, 1012128), (1524, 843440), (1560, 823976), (1622, 792480), (1651, 778560), (1905, 674752), (2032, 632580), (2080, 617982), (2433, 528320), (2496, 514985), (2540, 506064), (3048, 421720), (3120, 411988), (3244, 396240), (3302, 389280), (3810, 337376), (4055, 316992), (4064, 316290), (4160, 308991), (4866, 264160), (4953, 259520), (5080, 253032), (6096, 210860), (6240, 205994), (6488, 198120), (6604, 194640), (7620, 168688), (8110, 158496), (8128, 158145), (8255, 155712), (9732, 132080), (9906, 129760), (10160, 126516), (10543, 121920), (12165, 105664), (12192, 105430), (12480, 102997), (12976, 99060), (13208, 97320), (15240, 84344), (16220, 79248), (16510, 77856), (19464, 66040), (19812, 64880), (20320, 63258), (21086, 60960), (24330, 52832), (24384, 52715), (24765, 51904), (25952, 49530), (26416, 48660), (30480, 42172), (31629, 40640), (32440, 39624), (33020, 38928)]