306761280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 224

約数和(自身を含む): 1123614720

約数和(自身を除く): 816853440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 191, 192, 210, 224, 239, 240, 280, 320, 336, 382, 420, 448, 478, 480, 560, 573, 672, 717, 764, 840, 955, 956, 960, 1120, 1146, 1195, 1337, 1344, 1434, 1528, 1673, 1680, 1910, 1912, 2240, 2292, 2390, 2674, 2865, 2868, 3056, 3346, 3360, 3585, 3820, 3824, 4011, 4584, 4780, 5019, 5348, 5730, 5736, 6112, 6685, 6692, 6720, 7170, 7640, 7648, 8022, 8365, 9168, 9560, 10038, 10696, 11460, 11472, 12224, 13370, 13384, 14340, 15280, 15296, 16044, 16730, 18336, 19120, 20055, 20076, 21392, 22920, 22944, 25095, 26740, 26768, 28680, 30560, 32088, 33460, 36672, 38240, 40110, 40152, 42784, 45649, 45840, 45888, 50190, 53480, 53536, 57360, 61120, 64176, 66920, 76480, 80220, 80304, 85568, 91298, 91680, 100380, 106960, 107072, 114720, 128352, 133840, 136947, 160440, 160608, 182596, 183360, 200760, 213920, 228245, 229440, 256704, 267680, 273894, 319543, 320880, 321216, 365192, 401520, 427840, 456490, 535360, 547788, 639086, 641760, 684735, 730384, 803040, 912980, 958629, 1095576, 1278172, 1283520, 1369470, 1460768, 1597715, 1606080, 1825960, 1917258, 2191152, 2556344, 2738940, 2921536, 3195430, 3651920, 3834516, 4382304, 4793145, 5112688, 5477880, 6390860, 7303840, 7669032, 8764608, 9586290, 10225376, 10955760, 12781720, 14607680, 15338064, 19172580, 20450752, 21911520, 25563440, 30676128, 38345160, 43823040, 51126880, 61352256, 76690320, 102253760, 153380640, 306761280]

約数ペア:

[(1, 306761280), (2, 153380640), (3, 102253760), (4, 76690320), (5, 61352256), (6, 51126880), (7, 43823040), (8, 38345160), (10, 30676128), (12, 25563440), (14, 21911520), (15, 20450752), (16, 19172580), (20, 15338064), (21, 14607680), (24, 12781720), (28, 10955760), (30, 10225376), (32, 9586290), (35, 8764608), (40, 7669032), (42, 7303840), (48, 6390860), (56, 5477880), (60, 5112688), (64, 4793145), (70, 4382304), (80, 3834516), (84, 3651920), (96, 3195430), (105, 2921536), (112, 2738940), (120, 2556344), (140, 2191152), (160, 1917258), (168, 1825960), (191, 1606080), (192, 1597715), (210, 1460768), (224, 1369470), (239, 1283520), (240, 1278172), (280, 1095576), (320, 958629), (336, 912980), (382, 803040), (420, 730384), (448, 684735), (478, 641760), (480, 639086), (560, 547788), (573, 535360), (672, 456490), (717, 427840), (764, 401520), (840, 365192), (955, 321216), (956, 320880), (960, 319543), (1120, 273894), (1146, 267680), (1195, 256704), (1337, 229440), (1344, 228245), (1434, 213920), (1528, 200760), (1673, 183360), (1680, 182596), (1910, 160608), (1912, 160440), (2240, 136947), (2292, 133840), (2390, 128352), (2674, 114720), (2865, 107072), (2868, 106960), (3056, 100380), (3346, 91680), (3360, 91298), (3585, 85568), (3820, 80304), (3824, 80220), (4011, 76480), (4584, 66920), (4780, 64176), (5019, 61120), (5348, 57360), (5730, 53536), (5736, 53480), (6112, 50190), (6685, 45888), (6692, 45840), (6720, 45649), (7170, 42784), (7640, 40152), (7648, 40110), (8022, 38240), (8365, 36672), (9168, 33460), (9560, 32088), (10038, 30560), (10696, 28680), (11460, 26768), (11472, 26740), (12224, 25095), (13370, 22944), (13384, 22920), (14340, 21392), (15280, 20076), (15296, 20055), (16044, 19120), (16730, 18336)]