688920960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3943}}^1$

素因数の和:3985

約数の個数: 256

約数和(自身を含む): 2703375360

約数和(自身を除く): 2014454400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2496, 2688, 2730, 2912, 3120, 3360, 3640, 3943, 4160, 4368, 4480, 4992, 5460, 5824, 6240, 6720, 7280, 7886, 8320, 8736, 10920, 11648, 11829, 12480, 13440, 14560, 15772, 17472, 19715, 21840, 23658, 24960, 27601, 29120, 31544, 34944, 39430, 43680, 47316, 51259, 55202, 58240, 59145, 63088, 78860, 82803, 87360, 94632, 102518, 110404, 118290, 126176, 138005, 153777, 157720, 165606, 174720, 189264, 205036, 220808, 236580, 252352, 256295, 276010, 307554, 315440, 331212, 358813, 378528, 410072, 414015, 441616, 473160, 504704, 512590, 552020, 615108, 630880, 662424, 717626, 757056, 768885, 820144, 828030, 883232, 946320, 1025180, 1076439, 1104040, 1230216, 1261760, 1324848, 1435252, 1514112, 1537770, 1640288, 1656060, 1766464, 1794065, 1892640, 2050360, 2152878, 2208080, 2460432, 2523520, 2649696, 2870504, 3075540, 3280576, 3312120, 3532928, 3588130, 3785280, 4100720, 4305756, 4416160, 4920864, 5299392, 5382195, 5741008, 6151080, 6561152, 6624240, 7176260, 7570560, 8201440, 8611512, 8832320, 9841728, 10598784, 10764390, 11482016, 12302160, 13248480, 14352520, 16402880, 17223024, 17664640, 19683456, 21528780, 22964032, 24604320, 26496960, 28705040, 32805760, 34446048, 43057560, 45928064, 49208640, 52993920, 57410080, 68892096, 86115120, 98417280, 114820160, 137784192, 172230240, 229640320, 344460480, 688920960]

約数ペア:

[(1, 688920960), (2, 344460480), (3, 229640320), (4, 172230240), (5, 137784192), (6, 114820160), (7, 98417280), (8, 86115120), (10, 68892096), (12, 57410080), (13, 52993920), (14, 49208640), (15, 45928064), (16, 43057560), (20, 34446048), (21, 32805760), (24, 28705040), (26, 26496960), (28, 24604320), (30, 22964032), (32, 21528780), (35, 19683456), (39, 17664640), (40, 17223024), (42, 16402880), (48, 14352520), (52, 13248480), (56, 12302160), (60, 11482016), (64, 10764390), (65, 10598784), (70, 9841728), (78, 8832320), (80, 8611512), (84, 8201440), (91, 7570560), (96, 7176260), (104, 6624240), (105, 6561152), (112, 6151080), (120, 5741008), (128, 5382195), (130, 5299392), (140, 4920864), (156, 4416160), (160, 4305756), (168, 4100720), (182, 3785280), (192, 3588130), (195, 3532928), (208, 3312120), (210, 3280576), (224, 3075540), (240, 2870504), (260, 2649696), (273, 2523520), (280, 2460432), (312, 2208080), (320, 2152878), (336, 2050360), (364, 1892640), (384, 1794065), (390, 1766464), (416, 1656060), (420, 1640288), (448, 1537770), (455, 1514112), (480, 1435252), (520, 1324848), (546, 1261760), (560, 1230216), (624, 1104040), (640, 1076439), (672, 1025180), (728, 946320), (780, 883232), (832, 828030), (840, 820144), (896, 768885), (910, 757056), (960, 717626), (1040, 662424), (1092, 630880), (1120, 615108), (1248, 552020), (1344, 512590), (1365, 504704), (1456, 473160), (1560, 441616), (1664, 414015), (1680, 410072), (1820, 378528), (1920, 358813), (2080, 331212), (2184, 315440), (2240, 307554), (2496, 276010), (2688, 256295), (2730, 252352), (2912, 236580), (3120, 220808), (3360, 205036), (3640, 189264), (3943, 174720), (4160, 165606), (4368, 157720), (4480, 153777), (4992, 138005), (5460, 126176), (5824, 118290), (6240, 110404), (6720, 102518), (7280, 94632), (7886, 87360), (8320, 82803), (8736, 78860), (10920, 63088), (11648, 59145), (11829, 58240), (12480, 55202), (13440, 51259), (14560, 47316), (15772, 43680), (17472, 39430), (19715, 34944), (21840, 31544), (23658, 29120), (24960, 27601)]