64182160

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{2339}}^1$

素因数の和:2373

約数の個数: 80

約数和(自身を含む): 174096000

約数和(自身を除く): 109913840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2339, 2744, 3430, 3920, 4678, 5488, 6860, 9356, 11695, 13720, 16373, 18712, 23390, 27440, 32746, 37424, 46780, 65492, 81865, 93560, 114611, 130984, 163730, 187120, 229222, 261968, 327460, 458444, 573055, 654920, 802277, 916888, 1146110, 1309840, 1604554, 1833776, 2292220, 3209108, 4011385, 4584440, 6418216, 8022770, 9168880, 12836432, 16045540, 32091080, 64182160]

約数ペア:

[(1, 64182160), (2, 32091080), (4, 16045540), (5, 12836432), (7, 9168880), (8, 8022770), (10, 6418216), (14, 4584440), (16, 4011385), (20, 3209108), (28, 2292220), (35, 1833776), (40, 1604554), (49, 1309840), (56, 1146110), (70, 916888), (80, 802277), (98, 654920), (112, 573055), (140, 458444), (196, 327460), (245, 261968), (280, 229222), (343, 187120), (392, 163730), (490, 130984), (560, 114611), (686, 93560), (784, 81865), (980, 65492), (1372, 46780), (1715, 37424), (1960, 32746), (2339, 27440), (2744, 23390), (3430, 18712), (3920, 16373), (4678, 13720), (5488, 11695), (6860, 9356)]