51438720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 166659840

約数和(自身を除く): 115221120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 240, 292, 320, 365, 367, 384, 438, 480, 584, 640, 730, 734, 876, 960, 1095, 1101, 1168, 1460, 1468, 1752, 1835, 1920, 2190, 2202, 2336, 2920, 2936, 3504, 3670, 4380, 4404, 4672, 5505, 5840, 5872, 7008, 7340, 8760, 8808, 9344, 11010, 11680, 11744, 14016, 14680, 17520, 17616, 22020, 23360, 23488, 26791, 28032, 29360, 35040, 35232, 44040, 46720, 46976, 53582, 58720, 70080, 70464, 80373, 88080, 107164, 117440, 133955, 140160, 140928, 160746, 176160, 214328, 234880, 267910, 321492, 352320, 401865, 428656, 535820, 642984, 704640, 803730, 857312, 1071640, 1285968, 1607460, 1714624, 2143280, 2571936, 3214920, 3429248, 4286560, 5143872, 6429840, 8573120, 10287744, 12859680, 17146240, 25719360, 51438720]

約数ペア:

[(1, 51438720), (2, 25719360), (3, 17146240), (4, 12859680), (5, 10287744), (6, 8573120), (8, 6429840), (10, 5143872), (12, 4286560), (15, 3429248), (16, 3214920), (20, 2571936), (24, 2143280), (30, 1714624), (32, 1607460), (40, 1285968), (48, 1071640), (60, 857312), (64, 803730), (73, 704640), (80, 642984), (96, 535820), (120, 428656), (128, 401865), (146, 352320), (160, 321492), (192, 267910), (219, 234880), (240, 214328), (292, 176160), (320, 160746), (365, 140928), (367, 140160), (384, 133955), (438, 117440), (480, 107164), (584, 88080), (640, 80373), (730, 70464), (734, 70080), (876, 58720), (960, 53582), (1095, 46976), (1101, 46720), (1168, 44040), (1460, 35232), (1468, 35040), (1752, 29360), (1835, 28032), (1920, 26791), (2190, 23488), (2202, 23360), (2336, 22020), (2920, 17616), (2936, 17520), (3504, 14680), (3670, 14016), (4380, 11744), (4404, 11680), (4672, 11010), (5505, 9344), (5840, 8808), (5872, 8760), (7008, 7340)]