670939920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:822

約数の個数: 240

約数和(自身を含む): 2590548480

約数和(自身を除く): 1919608560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 239, 240, 252, 280, 315, 336, 360, 420, 478, 504, 557, 560, 630, 717, 720, 840, 956, 1008, 1114, 1195, 1260, 1434, 1671, 1673, 1680, 1912, 2151, 2228, 2390, 2520, 2785, 2868, 3342, 3346, 3585, 3824, 3899, 4302, 4456, 4780, 5013, 5019, 5040, 5570, 5736, 6684, 6692, 7170, 7798, 8355, 8365, 8604, 8912, 9560, 10026, 10038, 10755, 11140, 11472, 11697, 13368, 13384, 14340, 15057, 15596, 16710, 16730, 17208, 19120, 19495, 20052, 20076, 21510, 22280, 23394, 25065, 25095, 26736, 26768, 28680, 30114, 31192, 33420, 33460, 34416, 35091, 38990, 40104, 40152, 43020, 44560, 46788, 50130, 50190, 57360, 58485, 60228, 62384, 66840, 66920, 70182, 75285, 77980, 80208, 80304, 86040, 93576, 100260, 100380, 116970, 120456, 133123, 133680, 133840, 140364, 150570, 155960, 172080, 175455, 187152, 200520, 200760, 233940, 240912, 266246, 280728, 301140, 311920, 350910, 399369, 401040, 401520, 467880, 532492, 561456, 602280, 665615, 701820, 798738, 931861, 935760, 1064984, 1198107, 1204560, 1331230, 1403640, 1597476, 1863722, 1996845, 2129968, 2396214, 2662460, 2795583, 2807280, 3194952, 3727444, 3993690, 4659305, 4792428, 5324920, 5591166, 5990535, 6389904, 7454888, 7987380, 8386749, 9318610, 9584856, 10649840, 11182332, 11981070, 13977915, 14909776, 15974760, 16773498, 18637220, 19169712, 22364664, 23962140, 27955830, 31949520, 33546996, 37274440, 41933745, 44729328, 47924280, 55911660, 67093992, 74548880, 83867490, 95848560, 111823320, 134187984, 167734980, 223646640, 335469960, 670939920]

約数ペア:

[(1, 670939920), (2, 335469960), (3, 223646640), (4, 167734980), (5, 134187984), (6, 111823320), (7, 95848560), (8, 83867490), (9, 74548880), (10, 67093992), (12, 55911660), (14, 47924280), (15, 44729328), (16, 41933745), (18, 37274440), (20, 33546996), (21, 31949520), (24, 27955830), (28, 23962140), (30, 22364664), (35, 19169712), (36, 18637220), (40, 16773498), (42, 15974760), (45, 14909776), (48, 13977915), (56, 11981070), (60, 11182332), (63, 10649840), (70, 9584856), (72, 9318610), (80, 8386749), (84, 7987380), (90, 7454888), (105, 6389904), (112, 5990535), (120, 5591166), (126, 5324920), (140, 4792428), (144, 4659305), (168, 3993690), (180, 3727444), (210, 3194952), (239, 2807280), (240, 2795583), (252, 2662460), (280, 2396214), (315, 2129968), (336, 1996845), (360, 1863722), (420, 1597476), (478, 1403640), (504, 1331230), (557, 1204560), (560, 1198107), (630, 1064984), (717, 935760), (720, 931861), (840, 798738), (956, 701820), (1008, 665615), (1114, 602280), (1195, 561456), (1260, 532492), (1434, 467880), (1671, 401520), (1673, 401040), (1680, 399369), (1912, 350910), (2151, 311920), (2228, 301140), (2390, 280728), (2520, 266246), (2785, 240912), (2868, 233940), (3342, 200760), (3346, 200520), (3585, 187152), (3824, 175455), (3899, 172080), (4302, 155960), (4456, 150570), (4780, 140364), (5013, 133840), (5019, 133680), (5040, 133123), (5570, 120456), (5736, 116970), (6684, 100380), (6692, 100260), (7170, 93576), (7798, 86040), (8355, 80304), (8365, 80208), (8604, 77980), (8912, 75285), (9560, 70182), (10026, 66920), (10038, 66840), (10755, 62384), (11140, 60228), (11472, 58485), (11697, 57360), (13368, 50190), (13384, 50130), (14340, 46788), (15057, 44560), (15596, 43020), (16710, 40152), (16730, 40104), (17208, 38990), (19120, 35091), (19495, 34416), (20052, 33460), (20076, 33420), (21510, 31192), (22280, 30114), (23394, 28680), (25065, 26768), (25095, 26736)]