2978278.00000000

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 256

約数和(自身を含む): 391910400

約数和(自身を除く): 291987720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 156, 165, 180, 195, 198, 216, 220, 234, 260, 264, 270, 286, 297, 312, 330, 351, 360, 390, 396, 429, 440, 468, 495, 520, 540, 572, 585, 594, 647, 660, 702, 715, 780, 792, 858, 936, 990, 1080, 1144, 1170, 1188, 1287, 1294, 1320, 1404, 1430, 1485, 1560, 1716, 1755, 1941, 1980, 2145, 2340, 2376, 2574, 2588, 2808, 2860, 2970, 3235, 3432, 3510, 3861, 3882, 3960, 4290, 4680, 5148, 5176, 5720, 5823, 5940, 6435, 6470, 7020, 7117, 7722, 7764, 8411, 8580, 9705, 10296, 11646, 11880, 12870, 12940, 14040, 14234, 15444, 15528, 16822, 17160, 17469, 19305, 19410, 21351, 23292, 25233, 25740, 25880, 28468, 29115, 30888, 33644, 34938, 35585, 38610, 38820, 42055, 42702, 46584, 50466, 51480, 56936, 58230, 64053, 67288, 69876, 71170, 75699, 77220, 77640, 84110, 85404, 87345, 92521, 100932, 106755, 116460, 126165, 128106, 139752, 142340, 151398, 154440, 168220, 170808, 174690, 185042, 192159, 201864, 213510, 227097, 232920, 252330, 256212, 277563, 284680, 302796, 320265, 336440, 349380, 370084, 378495, 384318, 427020, 454194, 462605, 504660, 512424, 555126, 605592, 640530, 698760, 740168, 756990, 768636, 832689, 854040, 908388, 925210, 960795, 1009320, 1110252, 1135485, 1281060, 1387815, 1513980, 1537272, 1665378, 1816776, 1850420, 1921590, 2220504, 2270970, 2498067, 2562120, 2775630, 3027960, 3330756, 3700840, 3843180, 4163445, 4541940, 4996134, 5551260, 6661512, 7686360, 8326890, 9083880, 9992268, 11102520, 12490335, 16653780, 19984536, 24980670, 33307560, 49961340, 99922680]

約数ペア:

[(1, 99922680), (2, 49961340), (3, 33307560), (4, 24980670), (5, 19984536), (6, 16653780), (8, 12490335), (9, 11102520), (10, 9992268), (11, 9083880), (12, 8326890), (13, 7686360), (15, 6661512), (18, 5551260), (20, 4996134), (22, 4541940), (24, 4163445), (26, 3843180), (27, 3700840), (30, 3330756), (33, 3027960), (36, 2775630), (39, 2562120), (40, 2498067), (44, 2270970), (45, 2220504), (52, 1921590), (54, 1850420), (55, 1816776), (60, 1665378), (65, 1537272), (66, 1513980), (72, 1387815), (78, 1281060), (88, 1135485), (90, 1110252), (99, 1009320), (104, 960795), (108, 925210), (110, 908388), (117, 854040), (120, 832689), (130, 768636), (132, 756990), (135, 740168), (143, 698760), (156, 640530), (165, 605592), (180, 555126), (195, 512424), (198, 504660), (216, 462605), (220, 454194), (234, 427020), (260, 384318), (264, 378495), (270, 370084), (286, 349380), (297, 336440), (312, 320265), (330, 302796), (351, 284680), (360, 277563), (390, 256212), (396, 252330), (429, 232920), (440, 227097), (468, 213510), (495, 201864), (520, 192159), (540, 185042), (572, 174690), (585, 170808), (594, 168220), (647, 154440), (660, 151398), (702, 142340), (715, 139752), (780, 128106), (792, 126165), (858, 116460), (936, 106755), (990, 100932), (1080, 92521), (1144, 87345), (1170, 85404), (1188, 84110), (1287, 77640), (1294, 77220), (1320, 75699), (1404, 71170), (1430, 69876), (1485, 67288), (1560, 64053), (1716, 58230), (1755, 56936), (1941, 51480), (1980, 50466), (2145, 46584), (2340, 42702), (2376, 42055), (2574, 38820), (2588, 38610), (2808, 35585), (2860, 34938), (2970, 33644), (3235, 30888), (3432, 29115), (3510, 28468), (3861, 25880), (3882, 25740), (3960, 25233), (4290, 23292), (4680, 21351), (5148, 19410), (5176, 19305), (5720, 17469), (5823, 17160), (5940, 16822), (6435, 15528), (6470, 15444), (7020, 14234), (7117, 14040), (7722, 12940), (7764, 12870), (8411, 11880), (8580, 11646), (9705, 10296)]