248529960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 288

約数和(自身を含む): 957401640

約数和(自身を除く): 708871680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 73, 84, 90, 98, 105, 120, 126, 140, 146, 147, 168, 180, 193, 196, 210, 219, 245, 252, 280, 292, 294, 315, 360, 365, 386, 392, 420, 438, 441, 490, 504, 511, 579, 584, 588, 630, 657, 730, 735, 772, 840, 876, 882, 965, 980, 1022, 1095, 1158, 1176, 1260, 1314, 1351, 1460, 1470, 1533, 1544, 1737, 1752, 1764, 1930, 1960, 2044, 2190, 2205, 2316, 2520, 2555, 2628, 2702, 2895, 2920, 2940, 3066, 3285, 3474, 3528, 3577, 3860, 4053, 4088, 4380, 4410, 4599, 4632, 5110, 5256, 5404, 5790, 5880, 6132, 6570, 6755, 6948, 7154, 7665, 7720, 8106, 8685, 8760, 8820, 9198, 9457, 10220, 10731, 10808, 11580, 12159, 12264, 13140, 13510, 13896, 14089, 14308, 15330, 16212, 17370, 17640, 17885, 18396, 18914, 20265, 20440, 21462, 22995, 23160, 24318, 26280, 27020, 28178, 28371, 28616, 30660, 32193, 32424, 34740, 35770, 36792, 37828, 40530, 42267, 42924, 45990, 47285, 48636, 53655, 54040, 56356, 56742, 60795, 61320, 64386, 69480, 70445, 71540, 75656, 81060, 84534, 85113, 85848, 91980, 94570, 97272, 98623, 107310, 112712, 113484, 121590, 126801, 128772, 140890, 141855, 143080, 160965, 162120, 169068, 170226, 183960, 189140, 197246, 211335, 214620, 226968, 243180, 253602, 257544, 281780, 283710, 295869, 321930, 338136, 340452, 378280, 394492, 422670, 425565, 429240, 486360, 493115, 507204, 563560, 567420, 591738, 634005, 643860, 680904, 690361, 788984, 845340, 851130, 887607, 986230, 1014408, 1134840, 1183476, 1268010, 1287720, 1380722, 1479345, 1690680, 1702260, 1775214, 1972460, 2071083, 2366952, 2536020, 2761444, 2958690, 3404520, 3451805, 3550428, 3944920, 4142166, 4438035, 5072040, 5522888, 5917380, 6213249, 6903610, 7100856, 8284332, 8876070, 10355415, 11834760, 12426498, 13807220, 16568664, 17752140, 20710830, 24852996, 27614440, 31066245, 35504280, 41421660, 49705992, 62132490, 82843320, 124264980, 248529960]

約数ペア:

[(1, 248529960), (2, 124264980), (3, 82843320), (4, 62132490), (5, 49705992), (6, 41421660), (7, 35504280), (8, 31066245), (9, 27614440), (10, 24852996), (12, 20710830), (14, 17752140), (15, 16568664), (18, 13807220), (20, 12426498), (21, 11834760), (24, 10355415), (28, 8876070), (30, 8284332), (35, 7100856), (36, 6903610), (40, 6213249), (42, 5917380), (45, 5522888), (49, 5072040), (56, 4438035), (60, 4142166), (63, 3944920), (70, 3550428), (72, 3451805), (73, 3404520), (84, 2958690), (90, 2761444), (98, 2536020), (105, 2366952), (120, 2071083), (126, 1972460), (140, 1775214), (146, 1702260), (147, 1690680), (168, 1479345), (180, 1380722), (193, 1287720), (196, 1268010), (210, 1183476), (219, 1134840), (245, 1014408), (252, 986230), (280, 887607), (292, 851130), (294, 845340), (315, 788984), (360, 690361), (365, 680904), (386, 643860), (392, 634005), (420, 591738), (438, 567420), (441, 563560), (490, 507204), (504, 493115), (511, 486360), (579, 429240), (584, 425565), (588, 422670), (630, 394492), (657, 378280), (730, 340452), (735, 338136), (772, 321930), (840, 295869), (876, 283710), (882, 281780), (965, 257544), (980, 253602), (1022, 243180), (1095, 226968), (1158, 214620), (1176, 211335), (1260, 197246), (1314, 189140), (1351, 183960), (1460, 170226), (1470, 169068), (1533, 162120), (1544, 160965), (1737, 143080), (1752, 141855), (1764, 140890), (1930, 128772), (1960, 126801), (2044, 121590), (2190, 113484), (2205, 112712), (2316, 107310), (2520, 98623), (2555, 97272), (2628, 94570), (2702, 91980), (2895, 85848), (2920, 85113), (2940, 84534), (3066, 81060), (3285, 75656), (3474, 71540), (3528, 70445), (3577, 69480), (3860, 64386), (4053, 61320), (4088, 60795), (4380, 56742), (4410, 56356), (4599, 54040), (4632, 53655), (5110, 48636), (5256, 47285), (5404, 45990), (5790, 42924), (5880, 42267), (6132, 40530), (6570, 37828), (6755, 36792), (6948, 35770), (7154, 34740), (7665, 32424), (7720, 32193), (8106, 30660), (8685, 28616), (8760, 28371), (8820, 28178), (9198, 27020), (9457, 26280), (10220, 24318), (10731, 23160), (10808, 22995), (11580, 21462), (12159, 20440), (12264, 20265), (13140, 18914), (13510, 18396), (13896, 17885), (14089, 17640), (14308, 17370), (15330, 16212)]