291039840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2262

約数の個数: 288

約数和(自身を含む): 1222917696

約数和(自身を除く): 931877856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2221, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4368, 4442, 4680, 5040, 5460, 6240, 6552, 6663, 7280, 8190, 8736, 8884, 9360, 10080, 10920, 11105, 13104, 13326, 14560, 15547, 16380, 17768, 18720, 19989, 21840, 22210, 26208, 26652, 28873, 31094, 32760, 33315, 35536, 39978, 43680, 44420, 46641, 53304, 57746, 62188, 65520, 66630, 71072, 77735, 79956, 86619, 88840, 93282, 99945, 106608, 115492, 124376, 131040, 133260, 139923, 144365, 155470, 159912, 173238, 177680, 186564, 199890, 202111, 213216, 230984, 233205, 248752, 259857, 266520, 279846, 288730, 310940, 319824, 346476, 355360, 373128, 399780, 404222, 433095, 461968, 466410, 497504, 519714, 533040, 559692, 577460, 606333, 621880, 639648, 692952, 699615, 746256, 799560, 808444, 866190, 923936, 932820, 1010555, 1039428, 1066080, 1119384, 1154920, 1212666, 1243760, 1299285, 1385904, 1399230, 1492512, 1599120, 1616888, 1732380, 1818999, 1865640, 2021110, 2078856, 2238768, 2309840, 2425332, 2487520, 2598570, 2771808, 2798460, 3031665, 3198240, 3233776, 3464760, 3637998, 3731280, 4042220, 4157712, 4477536, 4619680, 4850664, 5197140, 5596920, 6063330, 6467552, 6929520, 7275996, 7462560, 8084440, 8315424, 9094995, 9701328, 10394280, 11193840, 12126660, 13859040, 14551992, 16168880, 18189990, 19402656, 20788560, 22387680, 24253320, 29103984, 32337760, 36379980, 41577120, 48506640, 58207968, 72759960, 97013280, 145519920, 291039840]

約数ペア:

[(1, 291039840), (2, 145519920), (3, 97013280), (4, 72759960), (5, 58207968), (6, 48506640), (7, 41577120), (8, 36379980), (9, 32337760), (10, 29103984), (12, 24253320), (13, 22387680), (14, 20788560), (15, 19402656), (16, 18189990), (18, 16168880), (20, 14551992), (21, 13859040), (24, 12126660), (26, 11193840), (28, 10394280), (30, 9701328), (32, 9094995), (35, 8315424), (36, 8084440), (39, 7462560), (40, 7275996), (42, 6929520), (45, 6467552), (48, 6063330), (52, 5596920), (56, 5197140), (60, 4850664), (63, 4619680), (65, 4477536), (70, 4157712), (72, 4042220), (78, 3731280), (80, 3637998), (84, 3464760), (90, 3233776), (91, 3198240), (96, 3031665), (104, 2798460), (105, 2771808), (112, 2598570), (117, 2487520), (120, 2425332), (126, 2309840), (130, 2238768), (140, 2078856), (144, 2021110), (156, 1865640), (160, 1818999), (168, 1732380), (180, 1616888), (182, 1599120), (195, 1492512), (208, 1399230), (210, 1385904), (224, 1299285), (234, 1243760), (240, 1212666), (252, 1154920), (260, 1119384), (273, 1066080), (280, 1039428), (288, 1010555), (312, 932820), (315, 923936), (336, 866190), (360, 808444), (364, 799560), (390, 746256), (416, 699615), (420, 692952), (455, 639648), (468, 621880), (480, 606333), (504, 577460), (520, 559692), (546, 533040), (560, 519714), (585, 497504), (624, 466410), (630, 461968), (672, 433095), (720, 404222), (728, 399780), (780, 373128), (819, 355360), (840, 346476), (910, 319824), (936, 310940), (1008, 288730), (1040, 279846), (1092, 266520), (1120, 259857), (1170, 248752), (1248, 233205), (1260, 230984), (1365, 213216), (1440, 202111), (1456, 199890), (1560, 186564), (1638, 177680), (1680, 173238), (1820, 159912), (1872, 155470), (2016, 144365), (2080, 139923), (2184, 133260), (2221, 131040), (2340, 124376), (2520, 115492), (2730, 106608), (2912, 99945), (3120, 93282), (3276, 88840), (3360, 86619), (3640, 79956), (3744, 77735), (4095, 71072), (4368, 66630), (4442, 65520), (4680, 62188), (5040, 57746), (5460, 53304), (6240, 46641), (6552, 44420), (6663, 43680), (7280, 39978), (8190, 35536), (8736, 33315), (8884, 32760), (9360, 31094), (10080, 28873), (10920, 26652), (11105, 26208), (13104, 22210), (13326, 21840), (14560, 19989), (15547, 18720), (16380, 17768)]