1955441280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:691

約数の個数: 256

約数和(自身を含む): 6768720000

約数和(自身を除く): 4813278720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 157, 160, 192, 195, 208, 240, 260, 312, 314, 320, 384, 390, 416, 471, 480, 499, 520, 624, 628, 640, 780, 785, 832, 942, 960, 998, 1040, 1248, 1256, 1497, 1560, 1570, 1664, 1884, 1920, 1996, 2041, 2080, 2355, 2495, 2496, 2512, 2994, 3120, 3140, 3768, 3992, 4082, 4160, 4710, 4990, 4992, 5024, 5988, 6123, 6240, 6280, 6487, 7485, 7536, 7984, 8164, 8320, 9420, 9980, 10048, 10205, 11976, 12246, 12480, 12560, 12974, 14970, 15072, 15968, 16328, 18840, 19461, 19960, 20096, 20410, 23952, 24492, 24960, 25120, 25948, 29940, 30144, 30615, 31936, 32435, 32656, 37680, 38922, 39920, 40820, 47904, 48984, 50240, 51896, 59880, 60288, 61230, 63872, 64870, 65312, 75360, 77844, 78343, 79840, 81640, 95808, 97305, 97968, 100480, 103792, 119760, 122460, 129740, 130624, 150720, 155688, 156686, 159680, 163280, 191616, 194610, 195936, 207584, 235029, 239520, 244920, 259480, 261248, 301440, 311376, 313372, 319360, 326560, 389220, 391715, 391872, 415168, 470058, 479040, 489840, 518960, 622752, 626744, 653120, 778440, 783430, 783744, 830336, 940116, 958080, 979680, 1018459, 1037920, 1175145, 1245504, 1253488, 1306240, 1556880, 1566860, 1880232, 1959360, 2036918, 2075840, 2350290, 2491008, 2506976, 3055377, 3113760, 3133720, 3760464, 3918720, 4073836, 4151680, 4700580, 5013952, 5092295, 6110754, 6227520, 6267440, 7520928, 8147672, 9401160, 10027904, 10184590, 12221508, 12455040, 12534880, 15041856, 15276885, 16295344, 18802320, 20369180, 24443016, 25069760, 30083712, 30553770, 32590688, 37604640, 40738360, 48886032, 50139520, 61107540, 65181376, 75209280, 81476720, 97772064, 122215080, 130362752, 150418560, 162953440, 195544128, 244430160, 325906880, 391088256, 488860320, 651813760, 977720640, 1955441280]

約数ペア:

[(1, 1955441280), (2, 977720640), (3, 651813760), (4, 488860320), (5, 391088256), (6, 325906880), (8, 244430160), (10, 195544128), (12, 162953440), (13, 150418560), (15, 130362752), (16, 122215080), (20, 97772064), (24, 81476720), (26, 75209280), (30, 65181376), (32, 61107540), (39, 50139520), (40, 48886032), (48, 40738360), (52, 37604640), (60, 32590688), (64, 30553770), (65, 30083712), (78, 25069760), (80, 24443016), (96, 20369180), (104, 18802320), (120, 16295344), (128, 15276885), (130, 15041856), (156, 12534880), (157, 12455040), (160, 12221508), (192, 10184590), (195, 10027904), (208, 9401160), (240, 8147672), (260, 7520928), (312, 6267440), (314, 6227520), (320, 6110754), (384, 5092295), (390, 5013952), (416, 4700580), (471, 4151680), (480, 4073836), (499, 3918720), (520, 3760464), (624, 3133720), (628, 3113760), (640, 3055377), (780, 2506976), (785, 2491008), (832, 2350290), (942, 2075840), (960, 2036918), (998, 1959360), (1040, 1880232), (1248, 1566860), (1256, 1556880), (1497, 1306240), (1560, 1253488), (1570, 1245504), (1664, 1175145), (1884, 1037920), (1920, 1018459), (1996, 979680), (2041, 958080), (2080, 940116), (2355, 830336), (2495, 783744), (2496, 783430), (2512, 778440), (2994, 653120), (3120, 626744), (3140, 622752), (3768, 518960), (3992, 489840), (4082, 479040), (4160, 470058), (4710, 415168), (4990, 391872), (4992, 391715), (5024, 389220), (5988, 326560), (6123, 319360), (6240, 313372), (6280, 311376), (6487, 301440), (7485, 261248), (7536, 259480), (7984, 244920), (8164, 239520), (8320, 235029), (9420, 207584), (9980, 195936), (10048, 194610), (10205, 191616), (11976, 163280), (12246, 159680), (12480, 156686), (12560, 155688), (12974, 150720), (14970, 130624), (15072, 129740), (15968, 122460), (16328, 119760), (18840, 103792), (19461, 100480), (19960, 97968), (20096, 97305), (20410, 95808), (23952, 81640), (24492, 79840), (24960, 78343), (25120, 77844), (25948, 75360), (29940, 65312), (30144, 64870), (30615, 63872), (31936, 61230), (32435, 60288), (32656, 59880), (37680, 51896), (38922, 50240), (39920, 48984), (40820, 47904)]