71285004

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 220147200

約数和(自身を除く): 148862196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 251, 252, 276, 294, 322, 343, 414, 441, 483, 502, 588, 644, 686, 753, 828, 882, 966, 1004, 1029, 1127, 1372, 1449, 1506, 1757, 1764, 1932, 2058, 2254, 2259, 2898, 3012, 3087, 3381, 3514, 4116, 4508, 4518, 5271, 5773, 5796, 6174, 6762, 7028, 7889, 9036, 10143, 10542, 11546, 12299, 12348, 13524, 15778, 15813, 17319, 20286, 21084, 23092, 23667, 24598, 31556, 31626, 34638, 36897, 40411, 40572, 47334, 49196, 51957, 63252, 69276, 71001, 73794, 80822, 86093, 94668, 103914, 110691, 121233, 142002, 147588, 161644, 172186, 207828, 221382, 242466, 258279, 282877, 284004, 344372, 363699, 442764, 484932, 516558, 565754, 727398, 774837, 848631, 1033116, 1131508, 1454796, 1549674, 1697262, 1980139, 2545893, 3099348, 3394524, 3960278, 5091786, 5940417, 7920556, 10183572, 11880834, 17821251, 23761668, 35642502, 71285004]

約数ペア:

[(1, 71285004), (2, 35642502), (3, 23761668), (4, 17821251), (6, 11880834), (7, 10183572), (9, 7920556), (12, 5940417), (14, 5091786), (18, 3960278), (21, 3394524), (23, 3099348), (28, 2545893), (36, 1980139), (42, 1697262), (46, 1549674), (49, 1454796), (63, 1131508), (69, 1033116), (84, 848631), (92, 774837), (98, 727398), (126, 565754), (138, 516558), (147, 484932), (161, 442764), (196, 363699), (207, 344372), (251, 284004), (252, 282877), (276, 258279), (294, 242466), (322, 221382), (343, 207828), (414, 172186), (441, 161644), (483, 147588), (502, 142002), (588, 121233), (644, 110691), (686, 103914), (753, 94668), (828, 86093), (882, 80822), (966, 73794), (1004, 71001), (1029, 69276), (1127, 63252), (1372, 51957), (1449, 49196), (1506, 47334), (1757, 40572), (1764, 40411), (1932, 36897), (2058, 34638), (2254, 31626), (2259, 31556), (2898, 24598), (3012, 23667), (3087, 23092), (3381, 21084), (3514, 20286), (4116, 17319), (4508, 15813), (4518, 15778), (5271, 13524), (5773, 12348), (5796, 12299), (6174, 11546), (6762, 10542), (7028, 10143), (7889, 9036)]