56726320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:555

約数の個数: 120

約数和(自身を含む): 159030000

約数和(自身を除く): 102303680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 464, 490, 499, 560, 580, 784, 812, 980, 998, 1015, 1160, 1421, 1624, 1960, 1996, 2030, 2320, 2495, 2842, 3248, 3493, 3920, 3992, 4060, 4990, 5684, 6986, 7105, 7984, 8120, 9980, 11368, 13972, 14210, 14471, 16240, 17465, 19960, 22736, 24451, 27944, 28420, 28942, 34930, 39920, 48902, 55888, 56840, 57884, 69860, 72355, 97804, 101297, 113680, 115768, 122255, 139720, 144710, 195608, 202594, 231536, 244510, 279440, 289420, 391216, 405188, 489020, 506485, 578840, 709079, 810376, 978040, 1012970, 1157680, 1418158, 1620752, 1956080, 2025940, 2836316, 3545395, 4051880, 5672632, 7090790, 8103760, 11345264, 14181580, 28363160, 56726320]

約数ペア:

[(1, 56726320), (2, 28363160), (4, 14181580), (5, 11345264), (7, 8103760), (8, 7090790), (10, 5672632), (14, 4051880), (16, 3545395), (20, 2836316), (28, 2025940), (29, 1956080), (35, 1620752), (40, 1418158), (49, 1157680), (56, 1012970), (58, 978040), (70, 810376), (80, 709079), (98, 578840), (112, 506485), (116, 489020), (140, 405188), (145, 391216), (196, 289420), (203, 279440), (232, 244510), (245, 231536), (280, 202594), (290, 195608), (392, 144710), (406, 139720), (464, 122255), (490, 115768), (499, 113680), (560, 101297), (580, 97804), (784, 72355), (812, 69860), (980, 57884), (998, 56840), (1015, 55888), (1160, 48902), (1421, 39920), (1624, 34930), (1960, 28942), (1996, 28420), (2030, 27944), (2320, 24451), (2495, 22736), (2842, 19960), (3248, 17465), (3493, 16240), (3920, 14471), (3992, 14210), (4060, 13972), (4990, 11368), (5684, 9980), (6986, 8120), (7105, 7984)]