490765440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1275

約数の個数: 256

約数和(自身を含む): 1797811200

約数和(自身を除く): 1307045760

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, 627, 640, 660, 704, 760, 836, 880, 912, 960, 1045, 1056, 1140, 1216, 1223, 1254, 1320, 1408, 1520, 1672, 1760, 1824, 1920, 2090, 2112, 2280, 2432, 2446, 2508, 2640, 3040, 3135, 3344, 3520, 3648, 3669, 4180, 4224, 4560, 4892, 5016, 5280, 6080, 6115, 6270, 6688, 7040, 7296, 7338, 8360, 9120, 9784, 10032, 10560, 12160, 12230, 12540, 13376, 13453, 14676, 16720, 18240, 18345, 19568, 20064, 21120, 23237, 24460, 25080, 26752, 26906, 29352, 33440, 36480, 36690, 39136, 40128, 40359, 46474, 48920, 50160, 53812, 58704, 66880, 67265, 69711, 73380, 78272, 80256, 80718, 92948, 97840, 100320, 107624, 116185, 117408, 133760, 134530, 139422, 146760, 156544, 161436, 185896, 195680, 200640, 201795, 215248, 232370, 234816, 255607, 269060, 278844, 293520, 322872, 348555, 371792, 391360, 401280, 403590, 430496, 464740, 469632, 511214, 538120, 557688, 587040, 645744, 697110, 743584, 766821, 782720, 807180, 860992, 929480, 1022428, 1076240, 1115376, 1174080, 1278035, 1291488, 1394220, 1487168, 1533642, 1614360, 1721984, 1858960, 2044856, 2152480, 2230752, 2348160, 2556070, 2582976, 2788440, 2974336, 3067284, 3228720, 3717920, 3834105, 4089712, 4304960, 4461504, 5112140, 5165952, 5576880, 6134568, 6457440, 7435840, 7668210, 8179424, 8609920, 8923008, 10224280, 11153760, 12269136, 12914880, 14871680, 15336420, 16358848, 20448560, 22307520, 24538272, 25829760, 30672840, 32717696, 40897120, 44615040, 49076544, 61345680, 81794240, 98153088, 122691360, 163588480, 245382720, 490765440]

約数ペア:

[(1, 490765440), (2, 245382720), (3, 163588480), (4, 122691360), (5, 98153088), (6, 81794240), (8, 61345680), (10, 49076544), (11, 44615040), (12, 40897120), (15, 32717696), (16, 30672840), (19, 25829760), (20, 24538272), (22, 22307520), (24, 20448560), (30, 16358848), (32, 15336420), (33, 14871680), (38, 12914880), (40, 12269136), (44, 11153760), (48, 10224280), (55, 8923008), (57, 8609920), (60, 8179424), (64, 7668210), (66, 7435840), (76, 6457440), (80, 6134568), (88, 5576880), (95, 5165952), (96, 5112140), (110, 4461504), (114, 4304960), (120, 4089712), (128, 3834105), (132, 3717920), (152, 3228720), (160, 3067284), (165, 2974336), (176, 2788440), (190, 2582976), (192, 2556070), (209, 2348160), (220, 2230752), (228, 2152480), (240, 2044856), (264, 1858960), (285, 1721984), (304, 1614360), (320, 1533642), (330, 1487168), (352, 1394220), (380, 1291488), (384, 1278035), (418, 1174080), (440, 1115376), (456, 1076240), (480, 1022428), (528, 929480), (570, 860992), (608, 807180), (627, 782720), (640, 766821), (660, 743584), (704, 697110), (760, 645744), (836, 587040), (880, 557688), (912, 538120), (960, 511214), (1045, 469632), (1056, 464740), (1140, 430496), (1216, 403590), (1223, 401280), (1254, 391360), (1320, 371792), (1408, 348555), (1520, 322872), (1672, 293520), (1760, 278844), (1824, 269060), (1920, 255607), (2090, 234816), (2112, 232370), (2280, 215248), (2432, 201795), (2446, 200640), (2508, 195680), (2640, 185896), (3040, 161436), (3135, 156544), (3344, 146760), (3520, 139422), (3648, 134530), (3669, 133760), (4180, 117408), (4224, 116185), (4560, 107624), (4892, 100320), (5016, 97840), (5280, 92948), (6080, 80718), (6115, 80256), (6270, 78272), (6688, 73380), (7040, 69711), (7296, 67265), (7338, 66880), (8360, 58704), (9120, 53812), (9784, 50160), (10032, 48920), (10560, 46474), (12160, 40359), (12230, 40128), (12540, 39136), (13376, 36690), (13453, 36480), (14676, 33440), (16720, 29352), (18240, 26906), (18345, 26752), (19568, 25080), (20064, 24460), (21120, 23237)]