128498400

素因数分解:

$2^5\times 3^5\times 5^2\times {\mathrm{661}}^1$

素因数の和:696

約数の個数: 216

約数和(自身を含む): 470610504

約数和(自身を除く): 342112104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 243, 270, 288, 300, 324, 360, 400, 405, 432, 450, 480, 486, 540, 600, 648, 661, 675, 720, 800, 810, 864, 900, 972, 1080, 1200, 1215, 1296, 1322, 1350, 1440, 1620, 1800, 1944, 1983, 2025, 2160, 2400, 2430, 2592, 2644, 2700, 3240, 3305, 3600, 3888, 3966, 4050, 4320, 4860, 5288, 5400, 5949, 6075, 6480, 6610, 7200, 7776, 7932, 8100, 9720, 9915, 10576, 10800, 11898, 12150, 12960, 13220, 15864, 16200, 16525, 17847, 19440, 19830, 21152, 21600, 23796, 24300, 26440, 29745, 31728, 32400, 33050, 35694, 38880, 39660, 47592, 48600, 49575, 52880, 53541, 59490, 63456, 64800, 66100, 71388, 79320, 89235, 95184, 97200, 99150, 105760, 107082, 118980, 132200, 142776, 148725, 158640, 160623, 178470, 190368, 194400, 198300, 214164, 237960, 264400, 267705, 285552, 297450, 317280, 321246, 356940, 396600, 428328, 446175, 475920, 528800, 535410, 571104, 594900, 642492, 713880, 793200, 803115, 856656, 892350, 951840, 1070820, 1189800, 1284984, 1338525, 1427760, 1586400, 1606230, 1713312, 1784700, 2141640, 2379600, 2569968, 2677050, 2855520, 3212460, 3569400, 4015575, 4283280, 4759200, 5139936, 5354100, 6424920, 7138800, 8031150, 8566560, 10708200, 12849840, 14277600, 16062300, 21416400, 25699680, 32124600, 42832800, 64249200, 128498400]

約数ペア:

[(1, 128498400), (2, 64249200), (3, 42832800), (4, 32124600), (5, 25699680), (6, 21416400), (8, 16062300), (9, 14277600), (10, 12849840), (12, 10708200), (15, 8566560), (16, 8031150), (18, 7138800), (20, 6424920), (24, 5354100), (25, 5139936), (27, 4759200), (30, 4283280), (32, 4015575), (36, 3569400), (40, 3212460), (45, 2855520), (48, 2677050), (50, 2569968), (54, 2379600), (60, 2141640), (72, 1784700), (75, 1713312), (80, 1606230), (81, 1586400), (90, 1427760), (96, 1338525), (100, 1284984), (108, 1189800), (120, 1070820), (135, 951840), (144, 892350), (150, 856656), (160, 803115), (162, 793200), (180, 713880), (200, 642492), (216, 594900), (225, 571104), (240, 535410), (243, 528800), (270, 475920), (288, 446175), (300, 428328), (324, 396600), (360, 356940), (400, 321246), (405, 317280), (432, 297450), (450, 285552), (480, 267705), (486, 264400), (540, 237960), (600, 214164), (648, 198300), (661, 194400), (675, 190368), (720, 178470), (800, 160623), (810, 158640), (864, 148725), (900, 142776), (972, 132200), (1080, 118980), (1200, 107082), (1215, 105760), (1296, 99150), (1322, 97200), (1350, 95184), (1440, 89235), (1620, 79320), (1800, 71388), (1944, 66100), (1983, 64800), (2025, 63456), (2160, 59490), (2400, 53541), (2430, 52880), (2592, 49575), (2644, 48600), (2700, 47592), (3240, 39660), (3305, 38880), (3600, 35694), (3888, 33050), (3966, 32400), (4050, 31728), (4320, 29745), (4860, 26440), (5288, 24300), (5400, 23796), (5949, 21600), (6075, 21152), (6480, 19830), (6610, 19440), (7200, 17847), (7776, 16525), (7932, 16200), (8100, 15864), (9720, 13220), (9915, 12960), (10576, 12150), (10800, 11898)]