18142400

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:91

約数の個数: 168

約数和(自身を含む): 51023520

約数和(自身を除く): 32881120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 29, 32, 34, 40, 46, 50, 58, 64, 68, 80, 85, 92, 100, 115, 116, 136, 145, 160, 170, 184, 200, 230, 232, 272, 290, 320, 340, 368, 391, 400, 425, 460, 464, 493, 544, 575, 580, 667, 680, 725, 736, 782, 800, 850, 920, 928, 986, 1088, 1150, 1160, 1334, 1360, 1450, 1472, 1564, 1600, 1700, 1840, 1856, 1955, 1972, 2300, 2320, 2465, 2668, 2720, 2900, 3128, 3335, 3400, 3680, 3910, 3944, 4600, 4640, 4930, 5336, 5440, 5800, 6256, 6670, 6800, 7360, 7820, 7888, 9200, 9280, 9775, 9860, 10672, 11339, 11600, 12325, 12512, 13340, 13600, 15640, 15776, 16675, 18400, 19550, 19720, 21344, 22678, 23200, 24650, 25024, 26680, 27200, 31280, 31552, 33350, 36800, 39100, 39440, 42688, 45356, 46400, 49300, 53360, 56695, 62560, 66700, 78200, 78880, 90712, 98600, 106720, 113390, 125120, 133400, 156400, 157760, 181424, 197200, 213440, 226780, 266800, 283475, 312800, 362848, 394400, 453560, 533600, 566950, 625600, 725696, 788800, 907120, 1067200, 1133900, 1814240, 2267800, 3628480, 4535600, 9071200, 18142400]

約数ペア:

[(1, 18142400), (2, 9071200), (4, 4535600), (5, 3628480), (8, 2267800), (10, 1814240), (16, 1133900), (17, 1067200), (20, 907120), (23, 788800), (25, 725696), (29, 625600), (32, 566950), (34, 533600), (40, 453560), (46, 394400), (50, 362848), (58, 312800), (64, 283475), (68, 266800), (80, 226780), (85, 213440), (92, 197200), (100, 181424), (115, 157760), (116, 156400), (136, 133400), (145, 125120), (160, 113390), (170, 106720), (184, 98600), (200, 90712), (230, 78880), (232, 78200), (272, 66700), (290, 62560), (320, 56695), (340, 53360), (368, 49300), (391, 46400), (400, 45356), (425, 42688), (460, 39440), (464, 39100), (493, 36800), (544, 33350), (575, 31552), (580, 31280), (667, 27200), (680, 26680), (725, 25024), (736, 24650), (782, 23200), (800, 22678), (850, 21344), (920, 19720), (928, 19550), (986, 18400), (1088, 16675), (1150, 15776), (1160, 15640), (1334, 13600), (1360, 13340), (1450, 12512), (1472, 12325), (1564, 11600), (1600, 11339), (1700, 10672), (1840, 9860), (1856, 9775), (1955, 9280), (1972, 9200), (2300, 7888), (2320, 7820), (2465, 7360), (2668, 6800), (2720, 6670), (2900, 6256), (3128, 5800), (3335, 5440), (3400, 5336), (3680, 4930), (3910, 4640), (3944, 4600)]