68077440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 192

約数和(自身を含む): 240589440

約数和(自身を除く): 172512000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 223, 240, 265, 288, 318, 320, 360, 384, 424, 446, 477, 480, 530, 576, 636, 640, 669, 720, 795, 848, 892, 954, 960, 1060, 1115, 1152, 1272, 1338, 1440, 1590, 1696, 1784, 1908, 1920, 2007, 2120, 2230, 2385, 2544, 2676, 2880, 3180, 3345, 3392, 3568, 3816, 4014, 4240, 4460, 4770, 5088, 5352, 5760, 6360, 6690, 6784, 7136, 7632, 8028, 8480, 8920, 9540, 10035, 10176, 10704, 11819, 12720, 13380, 14272, 15264, 16056, 16960, 17840, 19080, 20070, 20352, 21408, 23638, 25440, 26760, 28544, 30528, 32112, 33920, 35457, 35680, 38160, 40140, 42816, 47276, 50880, 53520, 59095, 61056, 64224, 70914, 71360, 76320, 80280, 85632, 94552, 101760, 106371, 107040, 118190, 128448, 141828, 142720, 152640, 160560, 177285, 189104, 212742, 214080, 236380, 256896, 283656, 305280, 321120, 354570, 378208, 425484, 428160, 472760, 531855, 567312, 642240, 709140, 756416, 850968, 945520, 1063710, 1134624, 1284480, 1418280, 1512832, 1701936, 1891040, 2127420, 2269248, 2836560, 3403872, 3782080, 4254840, 4538496, 5673120, 6807744, 7564160, 8509680, 11346240, 13615488, 17019360, 22692480, 34038720, 68077440]

約数ペア:

[(1, 68077440), (2, 34038720), (3, 22692480), (4, 17019360), (5, 13615488), (6, 11346240), (8, 8509680), (9, 7564160), (10, 6807744), (12, 5673120), (15, 4538496), (16, 4254840), (18, 3782080), (20, 3403872), (24, 2836560), (30, 2269248), (32, 2127420), (36, 1891040), (40, 1701936), (45, 1512832), (48, 1418280), (53, 1284480), (60, 1134624), (64, 1063710), (72, 945520), (80, 850968), (90, 756416), (96, 709140), (106, 642240), (120, 567312), (128, 531855), (144, 472760), (159, 428160), (160, 425484), (180, 378208), (192, 354570), (212, 321120), (223, 305280), (240, 283656), (265, 256896), (288, 236380), (318, 214080), (320, 212742), (360, 189104), (384, 177285), (424, 160560), (446, 152640), (477, 142720), (480, 141828), (530, 128448), (576, 118190), (636, 107040), (640, 106371), (669, 101760), (720, 94552), (795, 85632), (848, 80280), (892, 76320), (954, 71360), (960, 70914), (1060, 64224), (1115, 61056), (1152, 59095), (1272, 53520), (1338, 50880), (1440, 47276), (1590, 42816), (1696, 40140), (1784, 38160), (1908, 35680), (1920, 35457), (2007, 33920), (2120, 32112), (2230, 30528), (2385, 28544), (2544, 26760), (2676, 25440), (2880, 23638), (3180, 21408), (3345, 20352), (3392, 20070), (3568, 19080), (3816, 17840), (4014, 16960), (4240, 16056), (4460, 15264), (4770, 14272), (5088, 13380), (5352, 12720), (5760, 11819), (6360, 10704), (6690, 10176), (6784, 10035), (7136, 9540), (7632, 8920), (8028, 8480)]