247589760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:669

約数の個数: 256

約数和(自身を含む): 907718400

約数和(自身を除く): 660128640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 110, 114, 120, 128, 132, 152, 160, 165, 176, 190, 192, 209, 220, 228, 240, 264, 285, 304, 320, 330, 352, 380, 384, 418, 440, 456, 480, 528, 570, 608, 617, 627, 640, 660, 704, 760, 836, 880, 912, 960, 1045, 1056, 1140, 1216, 1234, 1254, 1320, 1408, 1520, 1672, 1760, 1824, 1851, 1920, 2090, 2112, 2280, 2432, 2468, 2508, 2640, 3040, 3085, 3135, 3344, 3520, 3648, 3702, 4180, 4224, 4560, 4936, 5016, 5280, 6080, 6170, 6270, 6688, 6787, 7040, 7296, 7404, 8360, 9120, 9255, 9872, 10032, 10560, 11723, 12160, 12340, 12540, 13376, 13574, 14808, 16720, 18240, 18510, 19744, 20064, 20361, 21120, 23446, 24680, 25080, 26752, 27148, 29616, 33440, 33935, 35169, 36480, 37020, 39488, 40128, 40722, 46892, 49360, 50160, 54296, 58615, 59232, 66880, 67870, 70338, 74040, 78976, 80256, 81444, 93784, 98720, 100320, 101805, 108592, 117230, 118464, 128953, 133760, 135740, 140676, 148080, 162888, 175845, 187568, 197440, 200640, 203610, 217184, 234460, 236928, 257906, 271480, 281352, 296160, 325776, 351690, 375136, 386859, 394880, 401280, 407220, 434368, 468920, 515812, 542960, 562704, 592320, 644765, 651552, 703380, 750272, 773718, 814440, 868736, 937840, 1031624, 1085920, 1125408, 1184640, 1289530, 1303104, 1406760, 1500544, 1547436, 1628880, 1875680, 1934295, 2063248, 2171840, 2250816, 2579060, 2606208, 2813520, 3094872, 3257760, 3751360, 3868590, 4126496, 4343680, 4501632, 5158120, 5627040, 6189744, 6515520, 7502720, 7737180, 8252992, 10316240, 11254080, 12379488, 13031040, 15474360, 16505984, 20632480, 22508160, 24758976, 30948720, 41264960, 49517952, 61897440, 82529920, 123794880, 247589760]

約数ペア:

[(1, 247589760), (2, 123794880), (3, 82529920), (4, 61897440), (5, 49517952), (6, 41264960), (8, 30948720), (10, 24758976), (11, 22508160), (12, 20632480), (15, 16505984), (16, 15474360), (19, 13031040), (20, 12379488), (22, 11254080), (24, 10316240), (30, 8252992), (32, 7737180), (33, 7502720), (38, 6515520), (40, 6189744), (44, 5627040), (48, 5158120), (55, 4501632), (57, 4343680), (60, 4126496), (64, 3868590), (66, 3751360), (76, 3257760), (80, 3094872), (88, 2813520), (95, 2606208), (96, 2579060), (110, 2250816), (114, 2171840), (120, 2063248), (128, 1934295), (132, 1875680), (152, 1628880), (160, 1547436), (165, 1500544), (176, 1406760), (190, 1303104), (192, 1289530), (209, 1184640), (220, 1125408), (228, 1085920), (240, 1031624), (264, 937840), (285, 868736), (304, 814440), (320, 773718), (330, 750272), (352, 703380), (380, 651552), (384, 644765), (418, 592320), (440, 562704), (456, 542960), (480, 515812), (528, 468920), (570, 434368), (608, 407220), (617, 401280), (627, 394880), (640, 386859), (660, 375136), (704, 351690), (760, 325776), (836, 296160), (880, 281352), (912, 271480), (960, 257906), (1045, 236928), (1056, 234460), (1140, 217184), (1216, 203610), (1234, 200640), (1254, 197440), (1320, 187568), (1408, 175845), (1520, 162888), (1672, 148080), (1760, 140676), (1824, 135740), (1851, 133760), (1920, 128953), (2090, 118464), (2112, 117230), (2280, 108592), (2432, 101805), (2468, 100320), (2508, 98720), (2640, 93784), (3040, 81444), (3085, 80256), (3135, 78976), (3344, 74040), (3520, 70338), (3648, 67870), (3702, 66880), (4180, 59232), (4224, 58615), (4560, 54296), (4936, 50160), (5016, 49360), (5280, 46892), (6080, 40722), (6170, 40128), (6270, 39488), (6688, 37020), (6787, 36480), (7040, 35169), (7296, 33935), (7404, 33440), (8360, 29616), (9120, 27148), (9255, 26752), (9872, 25080), (10032, 24680), (10560, 23446), (11723, 21120), (12160, 20361), (12340, 20064), (12540, 19744), (13376, 18510), (13574, 18240), (14808, 16720)]