656664320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 288

約数和(自身を含む): 1868052480

約数和(自身を除く): 1211388160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 64, 65, 67, 76, 80, 95, 104, 124, 128, 130, 134, 152, 155, 160, 190, 208, 247, 248, 256, 260, 268, 304, 310, 320, 335, 380, 403, 416, 494, 496, 520, 536, 589, 608, 620, 640, 670, 760, 806, 832, 871, 988, 992, 1040, 1072, 1178, 1216, 1235, 1240, 1273, 1280, 1340, 1520, 1612, 1664, 1742, 1976, 1984, 2015, 2077, 2080, 2144, 2356, 2432, 2470, 2480, 2546, 2680, 2945, 3040, 3224, 3328, 3484, 3952, 3968, 4030, 4154, 4160, 4288, 4355, 4712, 4864, 4940, 4960, 5092, 5360, 5890, 6080, 6365, 6448, 6968, 7657, 7904, 7936, 8060, 8308, 8320, 8576, 8710, 9424, 9880, 9920, 10184, 10385, 10720, 11780, 12160, 12730, 12896, 13936, 15314, 15808, 16120, 16549, 16616, 16640, 17152, 17420, 18848, 19760, 19840, 20368, 20770, 21440, 23560, 24320, 25460, 25792, 27001, 27872, 30628, 31616, 32240, 33098, 33232, 34840, 37696, 38285, 39463, 39520, 39680, 40736, 41540, 42880, 47120, 50920, 51584, 54002, 55744, 61256, 63232, 64480, 66196, 66464, 69680, 75392, 76570, 78926, 79040, 81472, 82745, 83080, 85760, 94240, 101840, 103168, 108004, 111488, 122512, 128960, 132392, 132928, 135005, 139360, 150784, 153140, 157852, 158080, 162944, 165490, 166160, 188480, 197315, 203680, 216008, 222976, 245024, 257920, 264784, 265856, 270010, 278720, 306280, 315704, 316160, 325888, 330980, 332320, 376960, 394630, 407360, 432016, 490048, 513019, 515840, 529568, 531712, 540020, 557440, 612560, 631408, 661960, 664640, 753920, 789260, 814720, 864032, 980096, 1026038, 1059136, 1080040, 1114880, 1225120, 1262816, 1323920, 1329280, 1578520, 1629440, 1728064, 1960192, 2052076, 2118272, 2160080, 2450240, 2525632, 2565095, 2647840, 2658560, 3157040, 3456128, 4104152, 4236544, 4320160, 4900480, 5051264, 5130190, 5295680, 6314080, 6912256, 8208304, 8640320, 9800960, 10102528, 10260380, 10591360, 12628160, 16416608, 17280640, 20520760, 21182720, 25256320, 32833216, 34561280, 41041520, 50512640, 65666432, 82083040, 131332864, 164166080, 328332160, 656664320]

約数ペア:

[(1, 656664320), (2, 328332160), (4, 164166080), (5, 131332864), (8, 82083040), (10, 65666432), (13, 50512640), (16, 41041520), (19, 34561280), (20, 32833216), (26, 25256320), (31, 21182720), (32, 20520760), (38, 17280640), (40, 16416608), (52, 12628160), (62, 10591360), (64, 10260380), (65, 10102528), (67, 9800960), (76, 8640320), (80, 8208304), (95, 6912256), (104, 6314080), (124, 5295680), (128, 5130190), (130, 5051264), (134, 4900480), (152, 4320160), (155, 4236544), (160, 4104152), (190, 3456128), (208, 3157040), (247, 2658560), (248, 2647840), (256, 2565095), (260, 2525632), (268, 2450240), (304, 2160080), (310, 2118272), (320, 2052076), (335, 1960192), (380, 1728064), (403, 1629440), (416, 1578520), (494, 1329280), (496, 1323920), (520, 1262816), (536, 1225120), (589, 1114880), (608, 1080040), (620, 1059136), (640, 1026038), (670, 980096), (760, 864032), (806, 814720), (832, 789260), (871, 753920), (988, 664640), (992, 661960), (1040, 631408), (1072, 612560), (1178, 557440), (1216, 540020), (1235, 531712), (1240, 529568), (1273, 515840), (1280, 513019), (1340, 490048), (1520, 432016), (1612, 407360), (1664, 394630), (1742, 376960), (1976, 332320), (1984, 330980), (2015, 325888), (2077, 316160), (2080, 315704), (2144, 306280), (2356, 278720), (2432, 270010), (2470, 265856), (2480, 264784), (2546, 257920), (2680, 245024), (2945, 222976), (3040, 216008), (3224, 203680), (3328, 197315), (3484, 188480), (3952, 166160), (3968, 165490), (4030, 162944), (4154, 158080), (4160, 157852), (4288, 153140), (4355, 150784), (4712, 139360), (4864, 135005), (4940, 132928), (4960, 132392), (5092, 128960), (5360, 122512), (5890, 111488), (6080, 108004), (6365, 103168), (6448, 101840), (6968, 94240), (7657, 85760), (7904, 83080), (7936, 82745), (8060, 81472), (8308, 79040), (8320, 78926), (8576, 76570), (8710, 75392), (9424, 69680), (9880, 66464), (9920, 66196), (10184, 64480), (10385, 63232), (10720, 61256), (11780, 55744), (12160, 54002), (12730, 51584), (12896, 50920), (13936, 47120), (15314, 42880), (15808, 41540), (16120, 40736), (16549, 39680), (16616, 39520), (16640, 39463), (17152, 38285), (17420, 37696), (18848, 34840), (19760, 33232), (19840, 33098), (20368, 32240), (20770, 31616), (21440, 30628), (23560, 27872), (24320, 27001), (25460, 25792)]