131464320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:287

約数の個数: 256

約数和(自身を含む): 472953600

約数和(自身を除く): 341489280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 184, 192, 195, 208, 229, 230, 240, 260, 276, 299, 312, 320, 345, 368, 384, 390, 416, 458, 460, 480, 520, 552, 598, 624, 640, 687, 690, 736, 780, 832, 897, 916, 920, 960, 1040, 1104, 1145, 1196, 1248, 1374, 1380, 1472, 1495, 1560, 1664, 1794, 1832, 1840, 1920, 2080, 2208, 2290, 2392, 2496, 2748, 2760, 2944, 2977, 2990, 3120, 3435, 3588, 3664, 3680, 4160, 4416, 4485, 4580, 4784, 4992, 5267, 5496, 5520, 5954, 5980, 6240, 6870, 7176, 7328, 7360, 8320, 8832, 8931, 8970, 9160, 9568, 10534, 10992, 11040, 11908, 11960, 12480, 13740, 14352, 14656, 14720, 14885, 15801, 17862, 17940, 18320, 19136, 21068, 21984, 22080, 23816, 23920, 24960, 26335, 27480, 28704, 29312, 29770, 31602, 35724, 35880, 36640, 38272, 42136, 43968, 44160, 44655, 47632, 47840, 52670, 54960, 57408, 59540, 63204, 68471, 71448, 71760, 73280, 79005, 84272, 87936, 89310, 95264, 95680, 105340, 109920, 114816, 119080, 126408, 136942, 142896, 143520, 146560, 158010, 168544, 178620, 190528, 191360, 205413, 210680, 219840, 238160, 252816, 273884, 285792, 287040, 316020, 337088, 342355, 357240, 381056, 410826, 421360, 439680, 476320, 505632, 547768, 571584, 574080, 632040, 674176, 684710, 714480, 821652, 842720, 952640, 1011264, 1027065, 1095536, 1143168, 1264080, 1369420, 1428960, 1643304, 1685440, 1905280, 2022528, 2054130, 2191072, 2528160, 2738840, 2857920, 3286608, 3370880, 4108260, 4382144, 5056320, 5477680, 5715840, 6573216, 8216520, 8764288, 10112640, 10955360, 13146432, 16433040, 21910720, 26292864, 32866080, 43821440, 65732160, 131464320]

約数ペア:

[(1, 131464320), (2, 65732160), (3, 43821440), (4, 32866080), (5, 26292864), (6, 21910720), (8, 16433040), (10, 13146432), (12, 10955360), (13, 10112640), (15, 8764288), (16, 8216520), (20, 6573216), (23, 5715840), (24, 5477680), (26, 5056320), (30, 4382144), (32, 4108260), (39, 3370880), (40, 3286608), (46, 2857920), (48, 2738840), (52, 2528160), (60, 2191072), (64, 2054130), (65, 2022528), (69, 1905280), (78, 1685440), (80, 1643304), (92, 1428960), (96, 1369420), (104, 1264080), (115, 1143168), (120, 1095536), (128, 1027065), (130, 1011264), (138, 952640), (156, 842720), (160, 821652), (184, 714480), (192, 684710), (195, 674176), (208, 632040), (229, 574080), (230, 571584), (240, 547768), (260, 505632), (276, 476320), (299, 439680), (312, 421360), (320, 410826), (345, 381056), (368, 357240), (384, 342355), (390, 337088), (416, 316020), (458, 287040), (460, 285792), (480, 273884), (520, 252816), (552, 238160), (598, 219840), (624, 210680), (640, 205413), (687, 191360), (690, 190528), (736, 178620), (780, 168544), (832, 158010), (897, 146560), (916, 143520), (920, 142896), (960, 136942), (1040, 126408), (1104, 119080), (1145, 114816), (1196, 109920), (1248, 105340), (1374, 95680), (1380, 95264), (1472, 89310), (1495, 87936), (1560, 84272), (1664, 79005), (1794, 73280), (1832, 71760), (1840, 71448), (1920, 68471), (2080, 63204), (2208, 59540), (2290, 57408), (2392, 54960), (2496, 52670), (2748, 47840), (2760, 47632), (2944, 44655), (2977, 44160), (2990, 43968), (3120, 42136), (3435, 38272), (3588, 36640), (3664, 35880), (3680, 35724), (4160, 31602), (4416, 29770), (4485, 29312), (4580, 28704), (4784, 27480), (4992, 26335), (5267, 24960), (5496, 23920), (5520, 23816), (5954, 22080), (5980, 21984), (6240, 21068), (6870, 19136), (7176, 18320), (7328, 17940), (7360, 17862), (8320, 15801), (8832, 14885), (8931, 14720), (8970, 14656), (9160, 14352), (9568, 13740), (10534, 12480), (10992, 11960), (11040, 11908)]