71700480

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{389}}^1$

素因数の和:424

約数の個数: 156

約数和(自身を含む): 249170220

約数和(自身を除く): 177469740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 389, 480, 512, 576, 640, 720, 768, 778, 960, 1024, 1152, 1167, 1280, 1440, 1536, 1556, 1920, 1945, 2048, 2304, 2334, 2560, 2880, 3072, 3112, 3501, 3840, 3890, 4096, 4608, 4668, 5120, 5760, 5835, 6144, 6224, 7002, 7680, 7780, 9216, 9336, 10240, 11520, 11670, 12288, 12448, 14004, 15360, 15560, 17505, 18432, 18672, 20480, 23040, 23340, 24896, 28008, 30720, 31120, 35010, 36864, 37344, 46080, 46680, 49792, 56016, 61440, 62240, 70020, 74688, 92160, 93360, 99584, 112032, 124480, 140040, 149376, 184320, 186720, 199168, 224064, 248960, 280080, 298752, 373440, 398336, 448128, 497920, 560160, 597504, 746880, 796672, 896256, 995840, 1120320, 1195008, 1493760, 1593344, 1792512, 1991680, 2240640, 2390016, 2987520, 3585024, 3983360, 4481280, 4780032, 5975040, 7170048, 7966720, 8962560, 11950080, 14340096, 17925120, 23900160, 35850240, 71700480]

約数ペア:

[(1, 71700480), (2, 35850240), (3, 23900160), (4, 17925120), (5, 14340096), (6, 11950080), (8, 8962560), (9, 7966720), (10, 7170048), (12, 5975040), (15, 4780032), (16, 4481280), (18, 3983360), (20, 3585024), (24, 2987520), (30, 2390016), (32, 2240640), (36, 1991680), (40, 1792512), (45, 1593344), (48, 1493760), (60, 1195008), (64, 1120320), (72, 995840), (80, 896256), (90, 796672), (96, 746880), (120, 597504), (128, 560160), (144, 497920), (160, 448128), (180, 398336), (192, 373440), (240, 298752), (256, 280080), (288, 248960), (320, 224064), (360, 199168), (384, 186720), (389, 184320), (480, 149376), (512, 140040), (576, 124480), (640, 112032), (720, 99584), (768, 93360), (778, 92160), (960, 74688), (1024, 70020), (1152, 62240), (1167, 61440), (1280, 56016), (1440, 49792), (1536, 46680), (1556, 46080), (1920, 37344), (1945, 36864), (2048, 35010), (2304, 31120), (2334, 30720), (2560, 28008), (2880, 24896), (3072, 23340), (3112, 23040), (3501, 20480), (3840, 18672), (3890, 18432), (4096, 17505), (4608, 15560), (4668, 15360), (5120, 14004), (5760, 12448), (5835, 12288), (6144, 11670), (6224, 11520), (7002, 10240), (7680, 9336), (7780, 9216)]