279025920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:537

約数の個数: 216

約数和(自身を含む): 985768056

約数和(自身を除く): 706742136

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, 240, 256, 265, 288, 318, 320, 360, 384, 424, 457, 477, 480, 530, 576, 636, 640, 720, 768, 795, 848, 914, 954, 960, 1060, 1152, 1272, 1280, 1371, 1440, 1590, 1696, 1828, 1908, 1920, 2120, 2285, 2304, 2385, 2544, 2742, 2880, 3180, 3392, 3656, 3816, 3840, 4113, 4240, 4570, 4770, 5088, 5484, 5760, 6360, 6784, 6855, 7312, 7632, 8226, 8480, 9140, 9540, 10176, 10968, 11520, 12720, 13568, 13710, 14624, 15264, 16452, 16960, 18280, 19080, 20352, 20565, 21936, 24221, 25440, 27420, 29248, 30528, 32904, 33920, 36560, 38160, 40704, 41130, 43872, 48442, 50880, 54840, 58496, 61056, 65808, 67840, 72663, 73120, 76320, 82260, 87744, 96884, 101760, 109680, 116992, 121105, 122112, 131616, 145326, 146240, 152640, 164520, 175488, 193768, 203520, 217989, 219360, 242210, 263232, 290652, 292480, 305280, 329040, 350976, 363315, 387536, 435978, 438720, 484420, 526464, 581304, 584960, 610560, 658080, 726630, 775072, 871956, 877440, 968840, 1052928, 1089945, 1162608, 1316160, 1453260, 1550144, 1743912, 1754880, 1937680, 2179890, 2325216, 2632320, 2906520, 3100288, 3487824, 3875360, 4359780, 4650432, 5264640, 5813040, 6200576, 6975648, 7750720, 8719560, 9300864, 11626080, 13951296, 15501440, 17439120, 18601728, 23252160, 27902592, 31002880, 34878240, 46504320, 55805184, 69756480, 93008640, 139512960, 279025920]

約数ペア:

[(1, 279025920), (2, 139512960), (3, 93008640), (4, 69756480), (5, 55805184), (6, 46504320), (8, 34878240), (9, 31002880), (10, 27902592), (12, 23252160), (15, 18601728), (16, 17439120), (18, 15501440), (20, 13951296), (24, 11626080), (30, 9300864), (32, 8719560), (36, 7750720), (40, 6975648), (45, 6200576), (48, 5813040), (53, 5264640), (60, 4650432), (64, 4359780), (72, 3875360), (80, 3487824), (90, 3100288), (96, 2906520), (106, 2632320), (120, 2325216), (128, 2179890), (144, 1937680), (159, 1754880), (160, 1743912), (180, 1550144), (192, 1453260), (212, 1316160), (240, 1162608), (256, 1089945), (265, 1052928), (288, 968840), (318, 877440), (320, 871956), (360, 775072), (384, 726630), (424, 658080), (457, 610560), (477, 584960), (480, 581304), (530, 526464), (576, 484420), (636, 438720), (640, 435978), (720, 387536), (768, 363315), (795, 350976), (848, 329040), (914, 305280), (954, 292480), (960, 290652), (1060, 263232), (1152, 242210), (1272, 219360), (1280, 217989), (1371, 203520), (1440, 193768), (1590, 175488), (1696, 164520), (1828, 152640), (1908, 146240), (1920, 145326), (2120, 131616), (2285, 122112), (2304, 121105), (2385, 116992), (2544, 109680), (2742, 101760), (2880, 96884), (3180, 87744), (3392, 82260), (3656, 76320), (3816, 73120), (3840, 72663), (4113, 67840), (4240, 65808), (4570, 61056), (4770, 58496), (5088, 54840), (5484, 50880), (5760, 48442), (6360, 43872), (6784, 41130), (6855, 40704), (7312, 38160), (7632, 36560), (8226, 33920), (8480, 32904), (9140, 30528), (9540, 29248), (10176, 27420), (10968, 25440), (11520, 24221), (12720, 21936), (13568, 20565), (13710, 20352), (14624, 19080), (15264, 18280), (16452, 16960)]