251135712

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1293

約数の個数: 144

約数和(自身を含む): 769886208

約数和(自身を除く): 518750496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 48, 62, 69, 72, 92, 93, 96, 124, 138, 144, 184, 186, 207, 248, 276, 279, 288, 368, 372, 414, 496, 552, 558, 713, 736, 744, 828, 992, 1104, 1116, 1223, 1426, 1488, 1656, 2139, 2208, 2232, 2446, 2852, 2976, 3312, 3669, 4278, 4464, 4892, 5704, 6417, 6624, 7338, 8556, 8928, 9784, 11007, 11408, 12834, 14676, 17112, 19568, 22014, 22816, 25668, 28129, 29352, 34224, 37913, 39136, 44028, 51336, 56258, 58704, 68448, 75826, 84387, 88056, 102672, 112516, 113739, 117408, 151652, 168774, 176112, 205344, 225032, 227478, 253161, 303304, 337548, 341217, 352224, 450064, 454956, 506322, 606608, 675096, 682434, 871999, 900128, 909912, 1012644, 1213216, 1350192, 1364868, 1743998, 1819824, 2025288, 2615997, 2700384, 2729736, 3487996, 3639648, 4050576, 5231994, 5459472, 6975992, 7847991, 8101152, 10463988, 10918944, 13951984, 15695982, 20927976, 27903968, 31391964, 41855952, 62783928, 83711904, 125567856, 251135712]

約数ペア:

[(1, 251135712), (2, 125567856), (3, 83711904), (4, 62783928), (6, 41855952), (8, 31391964), (9, 27903968), (12, 20927976), (16, 15695982), (18, 13951984), (23, 10918944), (24, 10463988), (31, 8101152), (32, 7847991), (36, 6975992), (46, 5459472), (48, 5231994), (62, 4050576), (69, 3639648), (72, 3487996), (92, 2729736), (93, 2700384), (96, 2615997), (124, 2025288), (138, 1819824), (144, 1743998), (184, 1364868), (186, 1350192), (207, 1213216), (248, 1012644), (276, 909912), (279, 900128), (288, 871999), (368, 682434), (372, 675096), (414, 606608), (496, 506322), (552, 454956), (558, 450064), (713, 352224), (736, 341217), (744, 337548), (828, 303304), (992, 253161), (1104, 227478), (1116, 225032), (1223, 205344), (1426, 176112), (1488, 168774), (1656, 151652), (2139, 117408), (2208, 113739), (2232, 112516), (2446, 102672), (2852, 88056), (2976, 84387), (3312, 75826), (3669, 68448), (4278, 58704), (4464, 56258), (4892, 51336), (5704, 44028), (6417, 39136), (6624, 37913), (7338, 34224), (8556, 29352), (8928, 28129), (9784, 25668), (11007, 22816), (11408, 22014), (12834, 19568), (14676, 17112)]