51294240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 176904000

約数和(自身を除く): 125609760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 179, 180, 199, 240, 288, 358, 360, 398, 480, 537, 597, 716, 720, 796, 895, 995, 1074, 1194, 1432, 1440, 1592, 1611, 1790, 1791, 1990, 2148, 2388, 2685, 2864, 2985, 3184, 3222, 3580, 3582, 3980, 4296, 4776, 5370, 5728, 5970, 6368, 6444, 7160, 7164, 7960, 8055, 8592, 8955, 9552, 10740, 11940, 12888, 14320, 14328, 15920, 16110, 17184, 17910, 19104, 21480, 23880, 25776, 28640, 28656, 31840, 32220, 35621, 35820, 42960, 47760, 51552, 57312, 64440, 71242, 71640, 85920, 95520, 106863, 128880, 142484, 143280, 178105, 213726, 257760, 284968, 286560, 320589, 356210, 427452, 534315, 569936, 641178, 712420, 854904, 1068630, 1139872, 1282356, 1424840, 1602945, 1709808, 2137260, 2564712, 2849680, 3205890, 3419616, 4274520, 5129424, 5699360, 6411780, 8549040, 10258848, 12823560, 17098080, 25647120, 51294240]

約数ペア:

[(1, 51294240), (2, 25647120), (3, 17098080), (4, 12823560), (5, 10258848), (6, 8549040), (8, 6411780), (9, 5699360), (10, 5129424), (12, 4274520), (15, 3419616), (16, 3205890), (18, 2849680), (20, 2564712), (24, 2137260), (30, 1709808), (32, 1602945), (36, 1424840), (40, 1282356), (45, 1139872), (48, 1068630), (60, 854904), (72, 712420), (80, 641178), (90, 569936), (96, 534315), (120, 427452), (144, 356210), (160, 320589), (179, 286560), (180, 284968), (199, 257760), (240, 213726), (288, 178105), (358, 143280), (360, 142484), (398, 128880), (480, 106863), (537, 95520), (597, 85920), (716, 71640), (720, 71242), (796, 64440), (895, 57312), (995, 51552), (1074, 47760), (1194, 42960), (1432, 35820), (1440, 35621), (1592, 32220), (1611, 31840), (1790, 28656), (1791, 28640), (1990, 25776), (2148, 23880), (2388, 21480), (2685, 19104), (2864, 17910), (2985, 17184), (3184, 16110), (3222, 15920), (3580, 14328), (3582, 14320), (3980, 12888), (4296, 11940), (4776, 10740), (5370, 9552), (5728, 8955), (5970, 8592), (6368, 8055), (6444, 7960), (7160, 7164)]