247954560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1019

約数の個数: 256

約数和(自身を含む): 951782400

約数和(自身を除く): 703827840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 798, 840, 896, 912, 960, 971, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1920, 1942, 1995, 2128, 2240, 2280, 2432, 2660, 2688, 2913, 3040, 3192, 3360, 3648, 3884, 3990, 4256, 4480, 4560, 4855, 5320, 5826, 6080, 6384, 6720, 6797, 7296, 7768, 7980, 8512, 9120, 9710, 10640, 11652, 12160, 12768, 13440, 13594, 14565, 15536, 15960, 17024, 18240, 18449, 19420, 20391, 21280, 23304, 25536, 27188, 29130, 31072, 31920, 33985, 36480, 36898, 38840, 40782, 42560, 46608, 51072, 54376, 55347, 58260, 62144, 63840, 67970, 73796, 77680, 81564, 85120, 92245, 93216, 101955, 108752, 110694, 116520, 124288, 127680, 129143, 135940, 147592, 155360, 163128, 184490, 186432, 203910, 217504, 221388, 233040, 255360, 258286, 271880, 276735, 295184, 310720, 326256, 368980, 372864, 387429, 407820, 435008, 442776, 466080, 516572, 543760, 553470, 590368, 621440, 645715, 652512, 737960, 774858, 815640, 870016, 885552, 932160, 1033144, 1087520, 1106940, 1180736, 1291430, 1305024, 1475920, 1549716, 1631280, 1771104, 1864320, 1937145, 2066288, 2175040, 2213880, 2361472, 2582860, 2610048, 2951840, 3099432, 3262560, 3542208, 3874290, 4132576, 4350080, 4427760, 5165720, 5903680, 6198864, 6525120, 7084416, 7748580, 8265152, 8855520, 10331440, 11807360, 12397728, 13050240, 15497160, 16530304, 17711040, 20662880, 24795456, 30994320, 35422080, 41325760, 49590912, 61988640, 82651520, 123977280, 247954560]

約数ペア:

[(1, 247954560), (2, 123977280), (3, 82651520), (4, 61988640), (5, 49590912), (6, 41325760), (7, 35422080), (8, 30994320), (10, 24795456), (12, 20662880), (14, 17711040), (15, 16530304), (16, 15497160), (19, 13050240), (20, 12397728), (21, 11807360), (24, 10331440), (28, 8855520), (30, 8265152), (32, 7748580), (35, 7084416), (38, 6525120), (40, 6198864), (42, 5903680), (48, 5165720), (56, 4427760), (57, 4350080), (60, 4132576), (64, 3874290), (70, 3542208), (76, 3262560), (80, 3099432), (84, 2951840), (95, 2610048), (96, 2582860), (105, 2361472), (112, 2213880), (114, 2175040), (120, 2066288), (128, 1937145), (133, 1864320), (140, 1771104), (152, 1631280), (160, 1549716), (168, 1475920), (190, 1305024), (192, 1291430), (210, 1180736), (224, 1106940), (228, 1087520), (240, 1033144), (266, 932160), (280, 885552), (285, 870016), (304, 815640), (320, 774858), (336, 737960), (380, 652512), (384, 645715), (399, 621440), (420, 590368), (448, 553470), (456, 543760), (480, 516572), (532, 466080), (560, 442776), (570, 435008), (608, 407820), (640, 387429), (665, 372864), (672, 368980), (760, 326256), (798, 310720), (840, 295184), (896, 276735), (912, 271880), (960, 258286), (971, 255360), (1064, 233040), (1120, 221388), (1140, 217504), (1216, 203910), (1330, 186432), (1344, 184490), (1520, 163128), (1596, 155360), (1680, 147592), (1824, 135940), (1920, 129143), (1942, 127680), (1995, 124288), (2128, 116520), (2240, 110694), (2280, 108752), (2432, 101955), (2660, 93216), (2688, 92245), (2913, 85120), (3040, 81564), (3192, 77680), (3360, 73796), (3648, 67970), (3884, 63840), (3990, 62144), (4256, 58260), (4480, 55347), (4560, 54376), (4855, 51072), (5320, 46608), (5826, 42560), (6080, 40782), (6384, 38840), (6720, 36898), (6797, 36480), (7296, 33985), (7768, 31920), (7980, 31072), (8512, 29130), (9120, 27188), (9710, 25536), (10640, 23304), (11652, 21280), (12160, 20391), (12768, 19420), (13440, 18449), (13594, 18240), (14565, 17024), (15536, 15960)]