2021210880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2187

約数の個数: 288

約数和(自身を含む): 7321117440

約数和(自身を除く): 5299906560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 256, 260, 285, 304, 312, 320, 380, 384, 390, 416, 456, 480, 494, 520, 570, 608, 624, 640, 741, 760, 768, 780, 832, 912, 960, 988, 1040, 1140, 1216, 1235, 1248, 1280, 1482, 1520, 1560, 1664, 1824, 1920, 1976, 2080, 2131, 2280, 2432, 2470, 2496, 2964, 3040, 3120, 3328, 3648, 3705, 3840, 3952, 4160, 4262, 4560, 4864, 4940, 4992, 5928, 6080, 6240, 6393, 7296, 7410, 7904, 8320, 8524, 9120, 9880, 9984, 10655, 11856, 12160, 12480, 12786, 14592, 14820, 15808, 16640, 17048, 18240, 19760, 21310, 23712, 24320, 24960, 25572, 27703, 29640, 31616, 31965, 34096, 36480, 39520, 40489, 42620, 47424, 49920, 51144, 55406, 59280, 63232, 63930, 68192, 72960, 79040, 80978, 83109, 85240, 94848, 102288, 110812, 118560, 121467, 127860, 136384, 138515, 158080, 161956, 166218, 170480, 189696, 202445, 204576, 221624, 237120, 242934, 255720, 272768, 277030, 316160, 323912, 332436, 340960, 404890, 409152, 415545, 443248, 474240, 485868, 511440, 526357, 545536, 554060, 607335, 647824, 664872, 681920, 809780, 818304, 831090, 886496, 948480, 971736, 1022880, 1052714, 1108120, 1214670, 1295648, 1329744, 1363840, 1579071, 1619560, 1636608, 1662180, 1772992, 1943472, 2045760, 2105428, 2216240, 2429340, 2591296, 2631785, 2659488, 2727680, 3158142, 3239120, 3324360, 3545984, 3886944, 4091520, 4210856, 4432480, 4858680, 5182592, 5263570, 5318976, 6316284, 6478240, 6648720, 7091968, 7773888, 7895355, 8183040, 8421712, 8864960, 9717360, 10365184, 10527140, 10637952, 12632568, 12956480, 13297440, 15547776, 15790710, 16843424, 17729920, 19434720, 21054280, 21275904, 25265136, 25912960, 26594880, 31095552, 31581420, 33686848, 35459840, 38869440, 42108560, 50530272, 51825920, 53189760, 63162840, 67373696, 77738880, 84217120, 101060544, 106379520, 126325680, 134747392, 155477760, 168434240, 202121088, 252651360, 336868480, 404242176, 505302720, 673736960, 1010605440, 2021210880]

約数ペア:

[(1, 2021210880), (2, 1010605440), (3, 673736960), (4, 505302720), (5, 404242176), (6, 336868480), (8, 252651360), (10, 202121088), (12, 168434240), (13, 155477760), (15, 134747392), (16, 126325680), (19, 106379520), (20, 101060544), (24, 84217120), (26, 77738880), (30, 67373696), (32, 63162840), (38, 53189760), (39, 51825920), (40, 50530272), (48, 42108560), (52, 38869440), (57, 35459840), (60, 33686848), (64, 31581420), (65, 31095552), (76, 26594880), (78, 25912960), (80, 25265136), (95, 21275904), (96, 21054280), (104, 19434720), (114, 17729920), (120, 16843424), (128, 15790710), (130, 15547776), (152, 13297440), (156, 12956480), (160, 12632568), (190, 10637952), (192, 10527140), (195, 10365184), (208, 9717360), (228, 8864960), (240, 8421712), (247, 8183040), (256, 7895355), (260, 7773888), (285, 7091968), (304, 6648720), (312, 6478240), (320, 6316284), (380, 5318976), (384, 5263570), (390, 5182592), (416, 4858680), (456, 4432480), (480, 4210856), (494, 4091520), (520, 3886944), (570, 3545984), (608, 3324360), (624, 3239120), (640, 3158142), (741, 2727680), (760, 2659488), (768, 2631785), (780, 2591296), (832, 2429340), (912, 2216240), (960, 2105428), (988, 2045760), (1040, 1943472), (1140, 1772992), (1216, 1662180), (1235, 1636608), (1248, 1619560), (1280, 1579071), (1482, 1363840), (1520, 1329744), (1560, 1295648), (1664, 1214670), (1824, 1108120), (1920, 1052714), (1976, 1022880), (2080, 971736), (2131, 948480), (2280, 886496), (2432, 831090), (2470, 818304), (2496, 809780), (2964, 681920), (3040, 664872), (3120, 647824), (3328, 607335), (3648, 554060), (3705, 545536), (3840, 526357), (3952, 511440), (4160, 485868), (4262, 474240), (4560, 443248), (4864, 415545), (4940, 409152), (4992, 404890), (5928, 340960), (6080, 332436), (6240, 323912), (6393, 316160), (7296, 277030), (7410, 272768), (7904, 255720), (8320, 242934), (8524, 237120), (9120, 221624), (9880, 204576), (9984, 202445), (10655, 189696), (11856, 170480), (12160, 166218), (12480, 161956), (12786, 158080), (14592, 138515), (14820, 136384), (15808, 127860), (16640, 121467), (17048, 118560), (18240, 110812), (19760, 102288), (21310, 94848), (23712, 85240), (24320, 83109), (24960, 80978), (25572, 79040), (27703, 72960), (29640, 68192), (31616, 63930), (31965, 63232), (34096, 59280), (36480, 55406), (39520, 51144), (40489, 49920), (42620, 47424)]