71785440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:247

約数の個数: 240

約数和(自身を含む): 263450880

約数和(自身を除く): 191665440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 191, 216, 232, 240, 261, 270, 288, 290, 324, 348, 360, 382, 405, 432, 435, 464, 480, 522, 540, 573, 580, 648, 696, 720, 764, 783, 810, 864, 870, 928, 955, 1044, 1080, 1146, 1160, 1296, 1305, 1392, 1440, 1528, 1566, 1620, 1719, 1740, 1910, 2088, 2160, 2292, 2320, 2349, 2592, 2610, 2784, 2865, 3056, 3132, 3240, 3438, 3480, 3820, 3915, 4176, 4320, 4584, 4640, 4698, 5157, 5220, 5539, 5730, 6112, 6264, 6480, 6876, 6960, 7640, 7830, 8352, 8595, 9168, 9396, 10314, 10440, 11078, 11460, 11745, 12528, 12960, 13752, 13920, 15280, 15471, 15660, 16617, 17190, 18336, 18792, 20628, 20880, 22156, 22920, 23490, 25056, 25785, 27504, 27695, 30560, 30942, 31320, 33234, 34380, 37584, 41256, 41760, 44312, 45840, 46980, 49851, 51570, 55008, 55390, 61884, 62640, 66468, 68760, 75168, 77355, 82512, 83085, 88624, 91680, 93960, 99702, 103140, 110780, 123768, 125280, 132936, 137520, 149553, 154710, 165024, 166170, 177248, 187920, 199404, 206280, 221560, 247536, 249255, 265872, 275040, 299106, 309420, 332340, 375840, 398808, 412560, 443120, 448659, 495072, 498510, 531744, 598212, 618840, 664680, 747765, 797616, 825120, 886240, 897318, 997020, 1196424, 1237680, 1329360, 1495530, 1595232, 1794636, 1994040, 2243295, 2392848, 2475360, 2658720, 2991060, 3589272, 3988080, 4486590, 4785696, 5982120, 7178544, 7976160, 8973180, 11964240, 14357088, 17946360, 23928480, 35892720, 71785440]

約数ペア:

[(1, 71785440), (2, 35892720), (3, 23928480), (4, 17946360), (5, 14357088), (6, 11964240), (8, 8973180), (9, 7976160), (10, 7178544), (12, 5982120), (15, 4785696), (16, 4486590), (18, 3988080), (20, 3589272), (24, 2991060), (27, 2658720), (29, 2475360), (30, 2392848), (32, 2243295), (36, 1994040), (40, 1794636), (45, 1595232), (48, 1495530), (54, 1329360), (58, 1237680), (60, 1196424), (72, 997020), (80, 897318), (81, 886240), (87, 825120), (90, 797616), (96, 747765), (108, 664680), (116, 618840), (120, 598212), (135, 531744), (144, 498510), (145, 495072), (160, 448659), (162, 443120), (174, 412560), (180, 398808), (191, 375840), (216, 332340), (232, 309420), (240, 299106), (261, 275040), (270, 265872), (288, 249255), (290, 247536), (324, 221560), (348, 206280), (360, 199404), (382, 187920), (405, 177248), (432, 166170), (435, 165024), (464, 154710), (480, 149553), (522, 137520), (540, 132936), (573, 125280), (580, 123768), (648, 110780), (696, 103140), (720, 99702), (764, 93960), (783, 91680), (810, 88624), (864, 83085), (870, 82512), (928, 77355), (955, 75168), (1044, 68760), (1080, 66468), (1146, 62640), (1160, 61884), (1296, 55390), (1305, 55008), (1392, 51570), (1440, 49851), (1528, 46980), (1566, 45840), (1620, 44312), (1719, 41760), (1740, 41256), (1910, 37584), (2088, 34380), (2160, 33234), (2292, 31320), (2320, 30942), (2349, 30560), (2592, 27695), (2610, 27504), (2784, 25785), (2865, 25056), (3056, 23490), (3132, 22920), (3240, 22156), (3438, 20880), (3480, 20628), (3820, 18792), (3915, 18336), (4176, 17190), (4320, 16617), (4584, 15660), (4640, 15471), (4698, 15280), (5157, 13920), (5220, 13752), (5539, 12960), (5730, 12528), (6112, 11745), (6264, 11460), (6480, 11078), (6876, 10440), (6960, 10314), (7640, 9396), (7830, 9168), (8352, 8595)]