81523800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:543

約数の個数: 192

約数和(自身を含む): 290457600

約数和(自身を除く): 208933800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 31, 36, 40, 45, 50, 54, 60, 62, 72, 75, 90, 93, 100, 108, 120, 124, 135, 150, 155, 180, 186, 200, 216, 225, 248, 270, 279, 300, 310, 360, 372, 450, 465, 487, 540, 558, 600, 620, 675, 744, 775, 837, 900, 930, 974, 1080, 1116, 1240, 1350, 1395, 1461, 1550, 1674, 1800, 1860, 1948, 2232, 2325, 2435, 2700, 2790, 2922, 3100, 3348, 3720, 3896, 4185, 4383, 4650, 4870, 5400, 5580, 5844, 6200, 6696, 6975, 7305, 8370, 8766, 9300, 9740, 11160, 11688, 12175, 13149, 13950, 14610, 15097, 16740, 17532, 18600, 19480, 20925, 21915, 24350, 26298, 27900, 29220, 30194, 33480, 35064, 36525, 41850, 43830, 45291, 48700, 52596, 55800, 58440, 60388, 65745, 73050, 75485, 83700, 87660, 90582, 97400, 105192, 109575, 120776, 131490, 135873, 146100, 150970, 167400, 175320, 181164, 219150, 226455, 262980, 271746, 292200, 301940, 328725, 362328, 377425, 407619, 438300, 452910, 525960, 543492, 603880, 657450, 679365, 754850, 815238, 876600, 905820, 1086984, 1132275, 1314900, 1358730, 1509700, 1630476, 1811640, 2038095, 2264550, 2629800, 2717460, 3019400, 3260952, 3396825, 4076190, 4529100, 5434920, 6793650, 8152380, 9058200, 10190475, 13587300, 16304760, 20380950, 27174600, 40761900, 81523800]

約数ペア:

[(1, 81523800), (2, 40761900), (3, 27174600), (4, 20380950), (5, 16304760), (6, 13587300), (8, 10190475), (9, 9058200), (10, 8152380), (12, 6793650), (15, 5434920), (18, 4529100), (20, 4076190), (24, 3396825), (25, 3260952), (27, 3019400), (30, 2717460), (31, 2629800), (36, 2264550), (40, 2038095), (45, 1811640), (50, 1630476), (54, 1509700), (60, 1358730), (62, 1314900), (72, 1132275), (75, 1086984), (90, 905820), (93, 876600), (100, 815238), (108, 754850), (120, 679365), (124, 657450), (135, 603880), (150, 543492), (155, 525960), (180, 452910), (186, 438300), (200, 407619), (216, 377425), (225, 362328), (248, 328725), (270, 301940), (279, 292200), (300, 271746), (310, 262980), (360, 226455), (372, 219150), (450, 181164), (465, 175320), (487, 167400), (540, 150970), (558, 146100), (600, 135873), (620, 131490), (675, 120776), (744, 109575), (775, 105192), (837, 97400), (900, 90582), (930, 87660), (974, 83700), (1080, 75485), (1116, 73050), (1240, 65745), (1350, 60388), (1395, 58440), (1461, 55800), (1550, 52596), (1674, 48700), (1800, 45291), (1860, 43830), (1948, 41850), (2232, 36525), (2325, 35064), (2435, 33480), (2700, 30194), (2790, 29220), (2922, 27900), (3100, 26298), (3348, 24350), (3720, 21915), (3896, 20925), (4185, 19480), (4383, 18600), (4650, 17532), (4870, 16740), (5400, 15097), (5580, 14610), (5844, 13950), (6200, 13149), (6696, 12175), (6975, 11688), (7305, 11160), (8370, 9740), (8766, 9300)]