247801680

素因数分解:

$2^4\times 3^6\times 5^1\times 7^1\times {\mathrm{607}}^1$

素因数の和:645

約数の個数: 280

約数和(自身を含む): 988841472

約数和(自身を除く): 741039792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 607, 630, 648, 720, 729, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1214, 1215, 1260, 1296, 1458, 1512, 1620, 1680, 1701, 1821, 1890, 1944, 2160, 2268, 2428, 2430, 2520, 2835, 2916, 3024, 3035, 3240, 3402, 3642, 3645, 3780, 3888, 4249, 4536, 4856, 4860, 5040, 5103, 5463, 5670, 5832, 6070, 6480, 6804, 7284, 7290, 7560, 8498, 8505, 9072, 9105, 9712, 9720, 10206, 10926, 11340, 11664, 12140, 12747, 13608, 14568, 14580, 15120, 16389, 16996, 17010, 18210, 19440, 20412, 21245, 21852, 22680, 24280, 25494, 25515, 27216, 27315, 29136, 29160, 32778, 33992, 34020, 36420, 38241, 40824, 42490, 43704, 45360, 48560, 49167, 50988, 51030, 54630, 58320, 63735, 65556, 67984, 68040, 72840, 76482, 81648, 81945, 84980, 87408, 98334, 101976, 102060, 109260, 114723, 127470, 131112, 136080, 145680, 147501, 152964, 163890, 169960, 191205, 196668, 203952, 204120, 218520, 229446, 245835, 254940, 262224, 295002, 305928, 327780, 339920, 344169, 382410, 393336, 408240, 437040, 442503, 458892, 491670, 509880, 573615, 590004, 611856, 655560, 688338, 737505, 764820, 786672, 885006, 917784, 983340, 1019760, 1032507, 1147230, 1180008, 1311120, 1376676, 1475010, 1529640, 1720845, 1770012, 1835568, 1966680, 2065014, 2212515, 2294460, 2360016, 2753352, 2950020, 3059280, 3097521, 3441690, 3540024, 3933360, 4130028, 4425030, 4588920, 5162535, 5506704, 5900040, 6195042, 6883380, 7080048, 8260056, 8850060, 9177840, 10325070, 11800080, 12390084, 13766760, 15487605, 16520112, 17700120, 20650140, 24780168, 27533520, 30975210, 35400240, 41300280, 49560336, 61950420, 82600560, 123900840, 247801680]

約数ペア:

[(1, 247801680), (2, 123900840), (3, 82600560), (4, 61950420), (5, 49560336), (6, 41300280), (7, 35400240), (8, 30975210), (9, 27533520), (10, 24780168), (12, 20650140), (14, 17700120), (15, 16520112), (16, 15487605), (18, 13766760), (20, 12390084), (21, 11800080), (24, 10325070), (27, 9177840), (28, 8850060), (30, 8260056), (35, 7080048), (36, 6883380), (40, 6195042), (42, 5900040), (45, 5506704), (48, 5162535), (54, 4588920), (56, 4425030), (60, 4130028), (63, 3933360), (70, 3540024), (72, 3441690), (80, 3097521), (81, 3059280), (84, 2950020), (90, 2753352), (105, 2360016), (108, 2294460), (112, 2212515), (120, 2065014), (126, 1966680), (135, 1835568), (140, 1770012), (144, 1720845), (162, 1529640), (168, 1475010), (180, 1376676), (189, 1311120), (210, 1180008), (216, 1147230), (240, 1032507), (243, 1019760), (252, 983340), (270, 917784), (280, 885006), (315, 786672), (324, 764820), (336, 737505), (360, 688338), (378, 655560), (405, 611856), (420, 590004), (432, 573615), (486, 509880), (504, 491670), (540, 458892), (560, 442503), (567, 437040), (607, 408240), (630, 393336), (648, 382410), (720, 344169), (729, 339920), (756, 327780), (810, 305928), (840, 295002), (945, 262224), (972, 254940), (1008, 245835), (1080, 229446), (1134, 218520), (1214, 204120), (1215, 203952), (1260, 196668), (1296, 191205), (1458, 169960), (1512, 163890), (1620, 152964), (1680, 147501), (1701, 145680), (1821, 136080), (1890, 131112), (1944, 127470), (2160, 114723), (2268, 109260), (2428, 102060), (2430, 101976), (2520, 98334), (2835, 87408), (2916, 84980), (3024, 81945), (3035, 81648), (3240, 76482), (3402, 72840), (3642, 68040), (3645, 67984), (3780, 65556), (3888, 63735), (4249, 58320), (4536, 54630), (4856, 51030), (4860, 50988), (5040, 49167), (5103, 48560), (5463, 45360), (5670, 43704), (5832, 42490), (6070, 40824), (6480, 38241), (6804, 36420), (7284, 34020), (7290, 33992), (7560, 32778), (8498, 29160), (8505, 29136), (9072, 27315), (9105, 27216), (9712, 25515), (9720, 25494), (10206, 24280), (10926, 22680), (11340, 21852), (11664, 21245), (12140, 20412), (12747, 19440), (13608, 18210), (14568, 17010), (14580, 16996), (15120, 16389)]