81060504

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 128

約数和(自身を含む): 242880000

約数和(自身を除く): 161819496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 49, 56, 84, 86, 98, 129, 147, 168, 172, 196, 229, 258, 294, 301, 343, 344, 392, 458, 516, 588, 602, 686, 687, 903, 916, 1029, 1032, 1176, 1204, 1372, 1374, 1603, 1806, 1832, 2058, 2107, 2408, 2744, 2748, 3206, 3612, 4116, 4214, 4809, 5496, 6321, 6412, 7224, 8232, 8428, 9618, 9847, 11221, 12642, 12824, 14749, 16856, 19236, 19694, 22442, 25284, 29498, 29541, 33663, 38472, 39388, 44247, 44884, 50568, 58996, 59082, 67326, 68929, 78547, 78776, 88494, 89768, 117992, 118164, 134652, 137858, 157094, 176988, 206787, 235641, 236328, 269304, 275716, 314188, 353976, 413574, 471282, 482503, 551432, 628376, 827148, 942564, 965006, 1447509, 1654296, 1885128, 1930012, 2895018, 3377521, 3860024, 5790036, 6755042, 10132563, 11580072, 13510084, 20265126, 27020168, 40530252, 81060504]

約数ペア:

[(1, 81060504), (2, 40530252), (3, 27020168), (4, 20265126), (6, 13510084), (7, 11580072), (8, 10132563), (12, 6755042), (14, 5790036), (21, 3860024), (24, 3377521), (28, 2895018), (42, 1930012), (43, 1885128), (49, 1654296), (56, 1447509), (84, 965006), (86, 942564), (98, 827148), (129, 628376), (147, 551432), (168, 482503), (172, 471282), (196, 413574), (229, 353976), (258, 314188), (294, 275716), (301, 269304), (343, 236328), (344, 235641), (392, 206787), (458, 176988), (516, 157094), (588, 137858), (602, 134652), (686, 118164), (687, 117992), (903, 89768), (916, 88494), (1029, 78776), (1032, 78547), (1176, 68929), (1204, 67326), (1372, 59082), (1374, 58996), (1603, 50568), (1806, 44884), (1832, 44247), (2058, 39388), (2107, 38472), (2408, 33663), (2744, 29541), (2748, 29498), (3206, 25284), (3612, 22442), (4116, 19694), (4214, 19236), (4809, 16856), (5496, 14749), (6321, 12824), (6412, 12642), (7224, 11221), (8232, 9847), (8428, 9618)]