1278126720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 384

約数和(自身を含む): 4828496400

約数和(自身を除く): 3550369680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 101, 104, 117, 120, 128, 130, 144, 156, 160, 169, 180, 192, 195, 202, 208, 234, 240, 260, 288, 303, 312, 320, 338, 360, 384, 390, 404, 416, 468, 480, 505, 507, 520, 576, 585, 606, 624, 640, 676, 720, 780, 808, 832, 845, 909, 936, 960, 1010, 1014, 1040, 1152, 1170, 1212, 1248, 1313, 1352, 1440, 1515, 1521, 1560, 1616, 1664, 1690, 1818, 1872, 1920, 2020, 2028, 2080, 2197, 2340, 2424, 2496, 2535, 2626, 2704, 2880, 3030, 3042, 3120, 3232, 3380, 3636, 3744, 3939, 4040, 4056, 4160, 4394, 4545, 4680, 4848, 4992, 5070, 5252, 5408, 5760, 6060, 6084, 6240, 6464, 6565, 6591, 6760, 7272, 7488, 7605, 7878, 8080, 8112, 8320, 8788, 9090, 9360, 9696, 10140, 10504, 10816, 10985, 11817, 12120, 12168, 12480, 12928, 13130, 13182, 13520, 14544, 14976, 15210, 15756, 16160, 16224, 17069, 17576, 18180, 18720, 19392, 19695, 19773, 20280, 21008, 21632, 21970, 23634, 24240, 24336, 24960, 26260, 26364, 27040, 29088, 30420, 31512, 32320, 32448, 32955, 34138, 35152, 36360, 37440, 38784, 39390, 39546, 40560, 42016, 43940, 47268, 48480, 48672, 51207, 52520, 52728, 54080, 58176, 59085, 60840, 63024, 64640, 64896, 65910, 68276, 70304, 72720, 74880, 78780, 79092, 81120, 84032, 85345, 87880, 94536, 96960, 97344, 98865, 102414, 105040, 105456, 108160, 116352, 118170, 121680, 126048, 131820, 136552, 140608, 145440, 153621, 157560, 158184, 162240, 168064, 170690, 175760, 189072, 193920, 194688, 197730, 204828, 210080, 210912, 221897, 236340, 243360, 252096, 256035, 263640, 273104, 281216, 290880, 307242, 315120, 316368, 324480, 341380, 351520, 378144, 395460, 409656, 420160, 421824, 443794, 472680, 486720, 504192, 512070, 527280, 546208, 581760, 614484, 630240, 632736, 665691, 682760, 703040, 756288, 768105, 790920, 819312, 840320, 843648, 887588, 945360, 973440, 1024140, 1054560, 1092416, 1109485, 1228968, 1260480, 1265472, 1331382, 1365520, 1406080, 1512576, 1536210, 1581840, 1638624, 1775176, 1890720, 1997073, 2048280, 2109120, 2184832, 2218970, 2457936, 2520960, 2530944, 2662764, 2731040, 3072420, 3163680, 3277248, 3328455, 3550352, 3781440, 3994146, 4096560, 4218240, 4437940, 4915872, 5325528, 5462080, 6144840, 6327360, 6554496, 6656910, 7100704, 7562880, 7988292, 8193120, 8875880, 9831744, 9985365, 10651056, 10924160, 12289680, 12654720, 13313820, 14201408, 15976584, 16386240, 17751760, 19663488, 19970730, 21302112, 24579360, 26627640, 28402816, 31953168, 32772480, 35503520, 39941460, 42604224, 49158720, 53255280, 63906336, 71007040, 79882920, 85208448, 98317440, 106510560, 127812672, 142014080, 159765840, 213021120, 255625344, 319531680, 426042240, 639063360, 1278126720]

約数ペア:

[(1, 1278126720), (2, 639063360), (3, 426042240), (4, 319531680), (5, 255625344), (6, 213021120), (8, 159765840), (9, 142014080), (10, 127812672), (12, 106510560), (13, 98317440), (15, 85208448), (16, 79882920), (18, 71007040), (20, 63906336), (24, 53255280), (26, 49158720), (30, 42604224), (32, 39941460), (36, 35503520), (39, 32772480), (40, 31953168), (45, 28402816), (48, 26627640), (52, 24579360), (60, 21302112), (64, 19970730), (65, 19663488), (72, 17751760), (78, 16386240), (80, 15976584), (90, 14201408), (96, 13313820), (101, 12654720), (104, 12289680), (117, 10924160), (120, 10651056), (128, 9985365), (130, 9831744), (144, 8875880), (156, 8193120), (160, 7988292), (169, 7562880), (180, 7100704), (192, 6656910), (195, 6554496), (202, 6327360), (208, 6144840), (234, 5462080), (240, 5325528), (260, 4915872), (288, 4437940), (303, 4218240), (312, 4096560), (320, 3994146), (338, 3781440), (360, 3550352), (384, 3328455), (390, 3277248), (404, 3163680), (416, 3072420), (468, 2731040), (480, 2662764), (505, 2530944), (507, 2520960), (520, 2457936), (576, 2218970), (585, 2184832), (606, 2109120), (624, 2048280), (640, 1997073), (676, 1890720), (720, 1775176), (780, 1638624), (808, 1581840), (832, 1536210), (845, 1512576), (909, 1406080), (936, 1365520), (960, 1331382), (1010, 1265472), (1014, 1260480), (1040, 1228968), (1152, 1109485), (1170, 1092416), (1212, 1054560), (1248, 1024140), (1313, 973440), (1352, 945360), (1440, 887588), (1515, 843648), (1521, 840320), (1560, 819312), (1616, 790920), (1664, 768105), (1690, 756288), (1818, 703040), (1872, 682760), (1920, 665691), (2020, 632736), (2028, 630240), (2080, 614484), (2197, 581760), (2340, 546208), (2424, 527280), (2496, 512070), (2535, 504192), (2626, 486720), (2704, 472680), (2880, 443794), (3030, 421824), (3042, 420160), (3120, 409656), (3232, 395460), (3380, 378144), (3636, 351520), (3744, 341380), (3939, 324480), (4040, 316368), (4056, 315120), (4160, 307242), (4394, 290880), (4545, 281216), (4680, 273104), (4848, 263640), (4992, 256035), (5070, 252096), (5252, 243360), (5408, 236340), (5760, 221897), (6060, 210912), (6084, 210080), (6240, 204828), (6464, 197730), (6565, 194688), (6591, 193920), (6760, 189072), (7272, 175760), (7488, 170690), (7605, 168064), (7878, 162240), (8080, 158184), (8112, 157560), (8320, 153621), (8788, 145440), (9090, 140608), (9360, 136552), (9696, 131820), (10140, 126048), (10504, 121680), (10816, 118170), (10985, 116352), (11817, 108160), (12120, 105456), (12168, 105040), (12480, 102414), (12928, 98865), (13130, 97344), (13182, 96960), (13520, 94536), (14544, 87880), (14976, 85345), (15210, 84032), (15756, 81120), (16160, 79092), (16224, 78780), (17069, 74880), (17576, 72720), (18180, 70304), (18720, 68276), (19392, 65910), (19695, 64896), (19773, 64640), (20280, 63024), (21008, 60840), (21632, 59085), (21970, 58176), (23634, 54080), (24240, 52728), (24336, 52520), (24960, 51207), (26260, 48672), (26364, 48480), (27040, 47268), (29088, 43940), (30420, 42016), (31512, 40560), (32320, 39546), (32448, 39390), (32955, 38784), (34138, 37440), (35152, 36360)]