128274240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3259}}^1$

素因数の和:3320

約数の個数: 112

約数和(自身を含む): 417332160

約数和(自身を除く): 289057920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3259, 3280, 3936, 4920, 6518, 6560, 7872, 9777, 9840, 13036, 13120, 16295, 19554, 19680, 26072, 32590, 39108, 39360, 48885, 52144, 65180, 78216, 97770, 104288, 130360, 133619, 156432, 195540, 208576, 260720, 267238, 312864, 391080, 400857, 521440, 534476, 625728, 668095, 782160, 801714, 1042880, 1068952, 1336190, 1564320, 1603428, 2004285, 2137904, 2672380, 3128640, 3206856, 4008570, 4275808, 5344760, 6413712, 8017140, 8551616, 10689520, 12827424, 16034280, 21379040, 25654848, 32068560, 42758080, 64137120, 128274240]

約数ペア:

[(1, 128274240), (2, 64137120), (3, 42758080), (4, 32068560), (5, 25654848), (6, 21379040), (8, 16034280), (10, 12827424), (12, 10689520), (15, 8551616), (16, 8017140), (20, 6413712), (24, 5344760), (30, 4275808), (32, 4008570), (40, 3206856), (41, 3128640), (48, 2672380), (60, 2137904), (64, 2004285), (80, 1603428), (82, 1564320), (96, 1336190), (120, 1068952), (123, 1042880), (160, 801714), (164, 782160), (192, 668095), (205, 625728), (240, 534476), (246, 521440), (320, 400857), (328, 391080), (410, 312864), (480, 267238), (492, 260720), (615, 208576), (656, 195540), (820, 156432), (960, 133619), (984, 130360), (1230, 104288), (1312, 97770), (1640, 78216), (1968, 65180), (2460, 52144), (2624, 48885), (3259, 39360), (3280, 39108), (3936, 32590), (4920, 26072), (6518, 19680), (6560, 19554), (7872, 16295), (9777, 13120), (9840, 13036)]