256091520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1607}}^1$

素因数の和:1712

約数の個数: 128

約数和(自身を含む): 826640640

約数和(自身を除く): 570549120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 320, 332, 384, 415, 480, 498, 640, 664, 830, 960, 996, 1245, 1328, 1607, 1660, 1920, 1992, 2490, 2656, 3214, 3320, 3984, 4821, 4980, 5312, 6428, 6640, 7968, 8035, 9642, 9960, 10624, 12856, 13280, 15936, 16070, 19284, 19920, 24105, 25712, 26560, 31872, 32140, 38568, 39840, 48210, 51424, 53120, 64280, 77136, 79680, 96420, 102848, 128560, 133381, 154272, 159360, 192840, 205696, 257120, 266762, 308544, 385680, 400143, 514240, 533524, 617088, 666905, 771360, 800286, 1028480, 1067048, 1333810, 1542720, 1600572, 2000715, 2134096, 2667620, 3085440, 3201144, 4001430, 4268192, 5335240, 6402288, 8002860, 8536384, 10670480, 12804576, 16005720, 17072768, 21340960, 25609152, 32011440, 42681920, 51218304, 64022880, 85363840, 128045760, 256091520]

約数ペア:

[(1, 256091520), (2, 128045760), (3, 85363840), (4, 64022880), (5, 51218304), (6, 42681920), (8, 32011440), (10, 25609152), (12, 21340960), (15, 17072768), (16, 16005720), (20, 12804576), (24, 10670480), (30, 8536384), (32, 8002860), (40, 6402288), (48, 5335240), (60, 4268192), (64, 4001430), (80, 3201144), (83, 3085440), (96, 2667620), (120, 2134096), (128, 2000715), (160, 1600572), (166, 1542720), (192, 1333810), (240, 1067048), (249, 1028480), (320, 800286), (332, 771360), (384, 666905), (415, 617088), (480, 533524), (498, 514240), (640, 400143), (664, 385680), (830, 308544), (960, 266762), (996, 257120), (1245, 205696), (1328, 192840), (1607, 159360), (1660, 154272), (1920, 133381), (1992, 128560), (2490, 102848), (2656, 96420), (3214, 79680), (3320, 77136), (3984, 64280), (4821, 53120), (4980, 51424), (5312, 48210), (6428, 39840), (6640, 38568), (7968, 32140), (8035, 31872), (9642, 26560), (9960, 25712), (10624, 24105), (12856, 19920), (13280, 19284), (15936, 16070)]