16971240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 256

約数和(自身を含む): 63866880

約数和(自身を除く): 46895640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 23, 24, 26, 30, 33, 39, 40, 43, 44, 46, 52, 55, 60, 65, 66, 69, 78, 86, 88, 92, 104, 110, 115, 120, 129, 130, 132, 138, 143, 156, 165, 172, 184, 195, 215, 220, 230, 253, 258, 260, 264, 276, 286, 299, 312, 330, 344, 345, 390, 429, 430, 440, 460, 473, 506, 516, 520, 552, 559, 572, 598, 645, 660, 690, 715, 759, 780, 858, 860, 897, 920, 946, 989, 1012, 1032, 1118, 1144, 1196, 1265, 1290, 1320, 1380, 1419, 1430, 1495, 1518, 1560, 1677, 1716, 1720, 1794, 1892, 1978, 2024, 2145, 2236, 2365, 2392, 2530, 2580, 2760, 2795, 2838, 2860, 2967, 2990, 3036, 3289, 3354, 3432, 3588, 3784, 3795, 3956, 4290, 4472, 4485, 4730, 4945, 5060, 5160, 5590, 5676, 5720, 5934, 5980, 6072, 6149, 6578, 6708, 7095, 7176, 7590, 7912, 8385, 8580, 8970, 9460, 9867, 9890, 10120, 10879, 11180, 11352, 11868, 11960, 12298, 12857, 13156, 13416, 14190, 14835, 15180, 16445, 16770, 17160, 17940, 18447, 18920, 19734, 19780, 21758, 22360, 23736, 24596, 25714, 26312, 28380, 29670, 30360, 30745, 32637, 32890, 33540, 35880, 36894, 38571, 39468, 39560, 43516, 49192, 49335, 51428, 54395, 56760, 59340, 61490, 64285, 65274, 65780, 67080, 73788, 77142, 78936, 87032, 92235, 98670, 102856, 108790, 118680, 122980, 128570, 130548, 131560, 141427, 147576, 154284, 163185, 184470, 192855, 197340, 217580, 245960, 257140, 261096, 282854, 308568, 326370, 368940, 385710, 394680, 424281, 435160, 514280, 565708, 652740, 707135, 737880, 771420, 848562, 1131416, 1305480, 1414270, 1542840, 1697124, 2121405, 2828540, 3394248, 4242810, 5657080, 8485620, 16971240]

約数ペア:

[(1, 16971240), (2, 8485620), (3, 5657080), (4, 4242810), (5, 3394248), (6, 2828540), (8, 2121405), (10, 1697124), (11, 1542840), (12, 1414270), (13, 1305480), (15, 1131416), (20, 848562), (22, 771420), (23, 737880), (24, 707135), (26, 652740), (30, 565708), (33, 514280), (39, 435160), (40, 424281), (43, 394680), (44, 385710), (46, 368940), (52, 326370), (55, 308568), (60, 282854), (65, 261096), (66, 257140), (69, 245960), (78, 217580), (86, 197340), (88, 192855), (92, 184470), (104, 163185), (110, 154284), (115, 147576), (120, 141427), (129, 131560), (130, 130548), (132, 128570), (138, 122980), (143, 118680), (156, 108790), (165, 102856), (172, 98670), (184, 92235), (195, 87032), (215, 78936), (220, 77142), (230, 73788), (253, 67080), (258, 65780), (260, 65274), (264, 64285), (276, 61490), (286, 59340), (299, 56760), (312, 54395), (330, 51428), (344, 49335), (345, 49192), (390, 43516), (429, 39560), (430, 39468), (440, 38571), (460, 36894), (473, 35880), (506, 33540), (516, 32890), (520, 32637), (552, 30745), (559, 30360), (572, 29670), (598, 28380), (645, 26312), (660, 25714), (690, 24596), (715, 23736), (759, 22360), (780, 21758), (858, 19780), (860, 19734), (897, 18920), (920, 18447), (946, 17940), (989, 17160), (1012, 16770), (1032, 16445), (1118, 15180), (1144, 14835), (1196, 14190), (1265, 13416), (1290, 13156), (1320, 12857), (1380, 12298), (1419, 11960), (1430, 11868), (1495, 11352), (1518, 11180), (1560, 10879), (1677, 10120), (1716, 9890), (1720, 9867), (1794, 9460), (1892, 8970), (1978, 8580), (2024, 8385), (2145, 7912), (2236, 7590), (2365, 7176), (2392, 7095), (2530, 6708), (2580, 6578), (2760, 6149), (2795, 6072), (2838, 5980), (2860, 5934), (2967, 5720), (2990, 5676), (3036, 5590), (3289, 5160), (3354, 5060), (3432, 4945), (3588, 4730), (3784, 4485), (3795, 4472), (3956, 4290)]