68545120

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{1249}}^1$

素因数の和:1285

約数の個数: 96

約数和(自身を含む): 189000000

約数和(自身を除く): 120454880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1249, 1372, 1568, 1715, 1960, 2498, 2744, 3430, 3920, 4996, 5488, 6245, 6860, 7840, 8743, 9992, 10976, 12490, 13720, 17486, 19984, 24980, 27440, 34972, 39968, 43715, 49960, 54880, 61201, 69944, 87430, 99920, 122402, 139888, 174860, 199840, 244804, 279776, 306005, 349720, 428407, 489608, 612010, 699440, 856814, 979216, 1224020, 1398880, 1713628, 1958432, 2142035, 2448040, 3427256, 4284070, 4896080, 6854512, 8568140, 9792160, 13709024, 17136280, 34272560, 68545120]

約数ペア:

[(1, 68545120), (2, 34272560), (4, 17136280), (5, 13709024), (7, 9792160), (8, 8568140), (10, 6854512), (14, 4896080), (16, 4284070), (20, 3427256), (28, 2448040), (32, 2142035), (35, 1958432), (40, 1713628), (49, 1398880), (56, 1224020), (70, 979216), (80, 856814), (98, 699440), (112, 612010), (140, 489608), (160, 428407), (196, 349720), (224, 306005), (245, 279776), (280, 244804), (343, 199840), (392, 174860), (490, 139888), (560, 122402), (686, 99920), (784, 87430), (980, 69944), (1120, 61201), (1249, 54880), (1372, 49960), (1568, 43715), (1715, 39968), (1960, 34972), (2498, 27440), (2744, 24980), (3430, 19984), (3920, 17486), (4996, 13720), (5488, 12490), (6245, 10976), (6860, 9992), (7840, 8743)]