12144800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 33747840

約数和(自身を除く): 21603040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 47, 50, 68, 76, 80, 85, 94, 95, 100, 136, 152, 160, 170, 188, 190, 200, 235, 272, 304, 323, 340, 376, 380, 400, 425, 470, 475, 544, 608, 646, 680, 752, 760, 799, 800, 850, 893, 940, 950, 1175, 1292, 1360, 1504, 1520, 1598, 1615, 1700, 1786, 1880, 1900, 2350, 2584, 2720, 3040, 3196, 3230, 3400, 3572, 3760, 3800, 3995, 4465, 4700, 5168, 6392, 6460, 6800, 7144, 7520, 7600, 7990, 8075, 8930, 9400, 10336, 12784, 12920, 13600, 14288, 15181, 15200, 15980, 16150, 17860, 18800, 19975, 22325, 25568, 25840, 28576, 30362, 31960, 32300, 35720, 37600, 39950, 44650, 51680, 60724, 63920, 64600, 71440, 75905, 79900, 89300, 121448, 127840, 129200, 142880, 151810, 159800, 178600, 242896, 258400, 303620, 319600, 357200, 379525, 485792, 607240, 639200, 714400, 759050, 1214480, 1518100, 2428960, 3036200, 6072400, 12144800]

約数ペア:

[(1, 12144800), (2, 6072400), (4, 3036200), (5, 2428960), (8, 1518100), (10, 1214480), (16, 759050), (17, 714400), (19, 639200), (20, 607240), (25, 485792), (32, 379525), (34, 357200), (38, 319600), (40, 303620), (47, 258400), (50, 242896), (68, 178600), (76, 159800), (80, 151810), (85, 142880), (94, 129200), (95, 127840), (100, 121448), (136, 89300), (152, 79900), (160, 75905), (170, 71440), (188, 64600), (190, 63920), (200, 60724), (235, 51680), (272, 44650), (304, 39950), (323, 37600), (340, 35720), (376, 32300), (380, 31960), (400, 30362), (425, 28576), (470, 25840), (475, 25568), (544, 22325), (608, 19975), (646, 18800), (680, 17860), (752, 16150), (760, 15980), (799, 15200), (800, 15181), (850, 14288), (893, 13600), (940, 12920), (950, 12784), (1175, 10336), (1292, 9400), (1360, 8930), (1504, 8075), (1520, 7990), (1598, 7600), (1615, 7520), (1700, 7144), (1786, 6800), (1880, 6460), (1900, 6392), (2350, 5168), (2584, 4700), (2720, 4465), (3040, 3995), (3196, 3800), (3230, 3760), (3400, 3572)]