128548560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 240

約数和(自身を含む): 491593536

約数和(自身を除く): 363044976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 336, 340, 357, 392, 408, 420, 476, 490, 510, 560, 588, 595, 643, 680, 714, 735, 784, 816, 833, 840, 952, 980, 1020, 1176, 1190, 1286, 1360, 1428, 1470, 1666, 1680, 1785, 1904, 1929, 1960, 2040, 2352, 2380, 2499, 2572, 2856, 2940, 3215, 3332, 3570, 3858, 3920, 4080, 4165, 4501, 4760, 4998, 5144, 5712, 5880, 6430, 6664, 7140, 7716, 8330, 9002, 9520, 9645, 9996, 10288, 10931, 11760, 12495, 12860, 13328, 13503, 14280, 15432, 16660, 18004, 19290, 19992, 21862, 22505, 24990, 25720, 27006, 28560, 30864, 31507, 32793, 33320, 36008, 38580, 39984, 43724, 45010, 49980, 51440, 54012, 54655, 63014, 65586, 66640, 67515, 72016, 76517, 77160, 87448, 90020, 94521, 99960, 108024, 109310, 126028, 131172, 135030, 153034, 154320, 157535, 163965, 174896, 180040, 189042, 199920, 216048, 218620, 229551, 252056, 262344, 270060, 306068, 315070, 327930, 360080, 378084, 382585, 437240, 459102, 472605, 504112, 524688, 535619, 540120, 612136, 630140, 655860, 756168, 765170, 874480, 918204, 945210, 1071238, 1080240, 1147755, 1224272, 1260280, 1311720, 1512336, 1530340, 1606857, 1836408, 1890420, 2142476, 2295510, 2520560, 2623440, 2678095, 3060680, 3213714, 3672816, 3780840, 4284952, 4591020, 5356190, 6121360, 6427428, 7561680, 8034285, 8569904, 9182040, 10712380, 12854856, 16068570, 18364080, 21424760, 25709712, 32137140, 42849520, 64274280, 128548560]

約数ペア:

[(1, 128548560), (2, 64274280), (3, 42849520), (4, 32137140), (5, 25709712), (6, 21424760), (7, 18364080), (8, 16068570), (10, 12854856), (12, 10712380), (14, 9182040), (15, 8569904), (16, 8034285), (17, 7561680), (20, 6427428), (21, 6121360), (24, 5356190), (28, 4591020), (30, 4284952), (34, 3780840), (35, 3672816), (40, 3213714), (42, 3060680), (48, 2678095), (49, 2623440), (51, 2520560), (56, 2295510), (60, 2142476), (68, 1890420), (70, 1836408), (80, 1606857), (84, 1530340), (85, 1512336), (98, 1311720), (102, 1260280), (105, 1224272), (112, 1147755), (119, 1080240), (120, 1071238), (136, 945210), (140, 918204), (147, 874480), (168, 765170), (170, 756168), (196, 655860), (204, 630140), (210, 612136), (238, 540120), (240, 535619), (245, 524688), (255, 504112), (272, 472605), (280, 459102), (294, 437240), (336, 382585), (340, 378084), (357, 360080), (392, 327930), (408, 315070), (420, 306068), (476, 270060), (490, 262344), (510, 252056), (560, 229551), (588, 218620), (595, 216048), (643, 199920), (680, 189042), (714, 180040), (735, 174896), (784, 163965), (816, 157535), (833, 154320), (840, 153034), (952, 135030), (980, 131172), (1020, 126028), (1176, 109310), (1190, 108024), (1286, 99960), (1360, 94521), (1428, 90020), (1470, 87448), (1666, 77160), (1680, 76517), (1785, 72016), (1904, 67515), (1929, 66640), (1960, 65586), (2040, 63014), (2352, 54655), (2380, 54012), (2499, 51440), (2572, 49980), (2856, 45010), (2940, 43724), (3215, 39984), (3332, 38580), (3570, 36008), (3858, 33320), (3920, 32793), (4080, 31507), (4165, 30864), (4501, 28560), (4760, 27006), (4998, 25720), (5144, 24990), (5712, 22505), (5880, 21862), (6430, 19992), (6664, 19290), (7140, 18004), (7716, 16660), (8330, 15432), (9002, 14280), (9520, 13503), (9645, 13328), (9996, 12860), (10288, 12495), (10931, 11760)]