320083680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 288

約数和(自身を含む): 1213470720

約数和(自身を除く): 893387040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 217, 224, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 439, 465, 480, 490, 496, 560, 588, 620, 651, 672, 735, 744, 784, 840, 868, 878, 930, 980, 992, 1085, 1120, 1176, 1240, 1302, 1317, 1470, 1488, 1519, 1568, 1680, 1736, 1756, 1860, 1960, 2170, 2195, 2352, 2480, 2604, 2634, 2940, 2976, 3038, 3073, 3255, 3360, 3472, 3512, 3720, 3920, 4340, 4390, 4557, 4704, 4960, 5208, 5268, 5880, 6076, 6146, 6510, 6585, 6944, 7024, 7440, 7595, 7840, 8680, 8780, 9114, 9219, 10416, 10536, 11760, 12152, 12292, 13020, 13170, 13609, 14048, 14880, 15190, 15365, 17360, 17560, 18228, 18438, 20832, 21072, 21511, 22785, 23520, 24304, 24584, 26040, 26340, 27218, 30380, 30730, 34720, 35120, 36456, 36876, 40827, 42144, 43022, 45570, 46095, 48608, 49168, 52080, 52680, 54436, 60760, 61460, 64533, 68045, 70240, 72912, 73752, 81654, 86044, 91140, 92190, 95263, 98336, 104160, 105360, 107555, 108872, 121520, 122920, 129066, 136090, 145824, 147504, 163308, 172088, 182280, 184380, 190526, 204135, 210720, 215110, 217744, 243040, 245840, 258132, 272180, 285789, 295008, 322665, 326616, 344176, 364560, 368760, 381052, 408270, 430220, 435488, 476315, 491680, 516264, 544360, 571578, 645330, 653232, 666841, 688352, 729120, 737520, 762104, 816540, 860440, 952630, 1032528, 1088720, 1143156, 1290660, 1306464, 1333682, 1428945, 1475040, 1524208, 1633080, 1720880, 1905260, 2000523, 2065056, 2177440, 2286312, 2581320, 2667364, 2857890, 3048416, 3266160, 3334205, 3441760, 3810520, 4001046, 4572624, 5162640, 5334728, 5715780, 6532320, 6668410, 7621040, 8002092, 9145248, 10002615, 10325280, 10669456, 11431560, 13336820, 15242080, 16004184, 20005230, 21338912, 22863120, 26673640, 32008368, 40010460, 45726240, 53347280, 64016736, 80020920, 106694560, 160041840, 320083680]

約数ペア:

[(1, 320083680), (2, 160041840), (3, 106694560), (4, 80020920), (5, 64016736), (6, 53347280), (7, 45726240), (8, 40010460), (10, 32008368), (12, 26673640), (14, 22863120), (15, 21338912), (16, 20005230), (20, 16004184), (21, 15242080), (24, 13336820), (28, 11431560), (30, 10669456), (31, 10325280), (32, 10002615), (35, 9145248), (40, 8002092), (42, 7621040), (48, 6668410), (49, 6532320), (56, 5715780), (60, 5334728), (62, 5162640), (70, 4572624), (80, 4001046), (84, 3810520), (93, 3441760), (96, 3334205), (98, 3266160), (105, 3048416), (112, 2857890), (120, 2667364), (124, 2581320), (140, 2286312), (147, 2177440), (155, 2065056), (160, 2000523), (168, 1905260), (186, 1720880), (196, 1633080), (210, 1524208), (217, 1475040), (224, 1428945), (240, 1333682), (245, 1306464), (248, 1290660), (280, 1143156), (294, 1088720), (310, 1032528), (336, 952630), (372, 860440), (392, 816540), (420, 762104), (434, 737520), (439, 729120), (465, 688352), (480, 666841), (490, 653232), (496, 645330), (560, 571578), (588, 544360), (620, 516264), (651, 491680), (672, 476315), (735, 435488), (744, 430220), (784, 408270), (840, 381052), (868, 368760), (878, 364560), (930, 344176), (980, 326616), (992, 322665), (1085, 295008), (1120, 285789), (1176, 272180), (1240, 258132), (1302, 245840), (1317, 243040), (1470, 217744), (1488, 215110), (1519, 210720), (1568, 204135), (1680, 190526), (1736, 184380), (1756, 182280), (1860, 172088), (1960, 163308), (2170, 147504), (2195, 145824), (2352, 136090), (2480, 129066), (2604, 122920), (2634, 121520), (2940, 108872), (2976, 107555), (3038, 105360), (3073, 104160), (3255, 98336), (3360, 95263), (3472, 92190), (3512, 91140), (3720, 86044), (3920, 81654), (4340, 73752), (4390, 72912), (4557, 70240), (4704, 68045), (4960, 64533), (5208, 61460), (5268, 60760), (5880, 54436), (6076, 52680), (6146, 52080), (6510, 49168), (6585, 48608), (6944, 46095), (7024, 45570), (7440, 43022), (7595, 42144), (7840, 40827), (8680, 36876), (8780, 36456), (9114, 35120), (9219, 34720), (10416, 30730), (10536, 30380), (11760, 27218), (12152, 26340), (12292, 26040), (13020, 24584), (13170, 24304), (13609, 23520), (14048, 22785), (14880, 21511), (15190, 21072), (15365, 20832), (17360, 18438), (17560, 18228)]