320491392

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 256

約数和(自身を含む): 1005312000

約数和(自身を除く): 684820608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 31, 32, 38, 39, 48, 52, 57, 62, 64, 76, 78, 93, 96, 104, 109, 114, 124, 128, 152, 156, 186, 192, 208, 218, 228, 247, 248, 304, 312, 327, 372, 384, 403, 416, 436, 456, 494, 496, 589, 608, 624, 654, 741, 744, 806, 832, 872, 912, 988, 992, 1178, 1209, 1216, 1248, 1308, 1417, 1482, 1488, 1612, 1664, 1744, 1767, 1824, 1976, 1984, 2071, 2356, 2418, 2432, 2496, 2616, 2834, 2964, 2976, 3224, 3379, 3488, 3534, 3648, 3952, 3968, 4142, 4251, 4712, 4836, 4992, 5232, 5668, 5928, 5952, 6213, 6448, 6758, 6976, 7068, 7296, 7657, 7904, 8284, 8502, 9424, 9672, 10137, 10464, 11336, 11856, 11904, 12426, 12896, 13516, 13952, 14136, 15314, 15808, 16568, 17004, 18848, 19344, 20274, 20928, 22672, 22971, 23712, 24852, 25792, 26923, 27032, 28272, 30628, 31616, 33136, 34008, 37696, 38688, 40548, 41856, 43927, 45344, 45942, 47424, 49704, 51584, 53846, 54064, 56544, 61256, 64201, 66272, 68016, 75392, 77376, 80769, 81096, 87854, 90688, 91884, 94848, 99408, 107692, 108128, 113088, 122512, 128402, 131781, 132544, 136032, 154752, 161538, 162192, 175708, 181376, 183768, 192603, 198816, 215384, 216256, 226176, 245024, 256804, 263562, 265088, 272064, 323076, 324384, 351416, 367536, 385206, 397632, 430768, 432512, 490048, 513608, 527124, 544128, 646152, 648768, 702832, 735072, 770412, 795264, 834613, 861536, 980096, 1027216, 1054248, 1292304, 1297536, 1405664, 1470144, 1540824, 1669226, 1723072, 2054432, 2108496, 2503839, 2584608, 2811328, 2940288, 3081648, 3338452, 3446144, 4108864, 4216992, 5007678, 5169216, 5622656, 6163296, 6676904, 8217728, 8433984, 10015356, 10338432, 12326592, 13353808, 16867968, 20030712, 24653184, 26707616, 40061424, 53415232, 80122848, 106830464, 160245696, 320491392]

約数ペア:

[(1, 320491392), (2, 160245696), (3, 106830464), (4, 80122848), (6, 53415232), (8, 40061424), (12, 26707616), (13, 24653184), (16, 20030712), (19, 16867968), (24, 13353808), (26, 12326592), (31, 10338432), (32, 10015356), (38, 8433984), (39, 8217728), (48, 6676904), (52, 6163296), (57, 5622656), (62, 5169216), (64, 5007678), (76, 4216992), (78, 4108864), (93, 3446144), (96, 3338452), (104, 3081648), (109, 2940288), (114, 2811328), (124, 2584608), (128, 2503839), (152, 2108496), (156, 2054432), (186, 1723072), (192, 1669226), (208, 1540824), (218, 1470144), (228, 1405664), (247, 1297536), (248, 1292304), (304, 1054248), (312, 1027216), (327, 980096), (372, 861536), (384, 834613), (403, 795264), (416, 770412), (436, 735072), (456, 702832), (494, 648768), (496, 646152), (589, 544128), (608, 527124), (624, 513608), (654, 490048), (741, 432512), (744, 430768), (806, 397632), (832, 385206), (872, 367536), (912, 351416), (988, 324384), (992, 323076), (1178, 272064), (1209, 265088), (1216, 263562), (1248, 256804), (1308, 245024), (1417, 226176), (1482, 216256), (1488, 215384), (1612, 198816), (1664, 192603), (1744, 183768), (1767, 181376), (1824, 175708), (1976, 162192), (1984, 161538), (2071, 154752), (2356, 136032), (2418, 132544), (2432, 131781), (2496, 128402), (2616, 122512), (2834, 113088), (2964, 108128), (2976, 107692), (3224, 99408), (3379, 94848), (3488, 91884), (3534, 90688), (3648, 87854), (3952, 81096), (3968, 80769), (4142, 77376), (4251, 75392), (4712, 68016), (4836, 66272), (4992, 64201), (5232, 61256), (5668, 56544), (5928, 54064), (5952, 53846), (6213, 51584), (6448, 49704), (6758, 47424), (6976, 45942), (7068, 45344), (7296, 43927), (7657, 41856), (7904, 40548), (8284, 38688), (8502, 37696), (9424, 34008), (9672, 33136), (10137, 31616), (10464, 30628), (11336, 28272), (11856, 27032), (11904, 26923), (12426, 25792), (12896, 24852), (13516, 23712), (13952, 22971), (14136, 22672), (15314, 20928), (15808, 20274), (16568, 19344), (17004, 18848)]