71936640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 256

約数和(自身を含む): 267321600

約数和(自身を除く): 195384960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 181, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 345, 360, 362, 368, 384, 414, 432, 460, 480, 540, 543, 552, 576, 621, 640, 690, 720, 724, 736, 828, 864, 905, 920, 960, 1035, 1080, 1086, 1104, 1152, 1242, 1380, 1440, 1448, 1472, 1629, 1656, 1728, 1810, 1840, 1920, 2070, 2160, 2172, 2208, 2484, 2715, 2760, 2880, 2896, 2944, 3105, 3258, 3312, 3456, 3620, 3680, 4140, 4163, 4320, 4344, 4416, 4887, 4968, 5430, 5520, 5760, 5792, 6210, 6516, 6624, 7240, 7360, 8145, 8280, 8326, 8640, 8688, 8832, 9774, 9936, 10860, 11040, 11584, 12420, 12489, 13032, 13248, 14480, 14720, 16290, 16560, 16652, 17280, 17376, 19548, 19872, 20815, 21720, 22080, 23168, 24435, 24840, 24978, 26064, 26496, 28960, 32580, 33120, 33304, 34752, 37467, 39096, 39744, 41630, 43440, 44160, 48870, 49680, 49956, 52128, 57920, 62445, 65160, 66240, 66608, 69504, 74934, 78192, 79488, 83260, 86880, 97740, 99360, 99912, 104256, 112401, 115840, 124890, 130320, 132480, 133216, 149868, 156384, 166520, 173760, 187335, 195480, 198720, 199824, 208512, 224802, 249780, 260640, 266432, 299736, 312768, 333040, 347520, 374670, 390960, 397440, 399648, 449604, 499560, 521280, 532864, 562005, 599472, 625536, 666080, 749340, 781920, 799296, 899208, 999120, 1042560, 1124010, 1198944, 1332160, 1498680, 1563840, 1598592, 1798416, 1998240, 2248020, 2397888, 2664320, 2997360, 3127680, 3596832, 3996480, 4496040, 4795776, 5994720, 7193664, 7992960, 8992080, 11989440, 14387328, 17984160, 23978880, 35968320, 71936640]

約数ペア:

[(1, 71936640), (2, 35968320), (3, 23978880), (4, 17984160), (5, 14387328), (6, 11989440), (8, 8992080), (9, 7992960), (10, 7193664), (12, 5994720), (15, 4795776), (16, 4496040), (18, 3996480), (20, 3596832), (23, 3127680), (24, 2997360), (27, 2664320), (30, 2397888), (32, 2248020), (36, 1998240), (40, 1798416), (45, 1598592), (46, 1563840), (48, 1498680), (54, 1332160), (60, 1198944), (64, 1124010), (69, 1042560), (72, 999120), (80, 899208), (90, 799296), (92, 781920), (96, 749340), (108, 666080), (115, 625536), (120, 599472), (128, 562005), (135, 532864), (138, 521280), (144, 499560), (160, 449604), (180, 399648), (181, 397440), (184, 390960), (192, 374670), (207, 347520), (216, 333040), (230, 312768), (240, 299736), (270, 266432), (276, 260640), (288, 249780), (320, 224802), (345, 208512), (360, 199824), (362, 198720), (368, 195480), (384, 187335), (414, 173760), (432, 166520), (460, 156384), (480, 149868), (540, 133216), (543, 132480), (552, 130320), (576, 124890), (621, 115840), (640, 112401), (690, 104256), (720, 99912), (724, 99360), (736, 97740), (828, 86880), (864, 83260), (905, 79488), (920, 78192), (960, 74934), (1035, 69504), (1080, 66608), (1086, 66240), (1104, 65160), (1152, 62445), (1242, 57920), (1380, 52128), (1440, 49956), (1448, 49680), (1472, 48870), (1629, 44160), (1656, 43440), (1728, 41630), (1810, 39744), (1840, 39096), (1920, 37467), (2070, 34752), (2160, 33304), (2172, 33120), (2208, 32580), (2484, 28960), (2715, 26496), (2760, 26064), (2880, 24978), (2896, 24840), (2944, 24435), (3105, 23168), (3258, 22080), (3312, 21720), (3456, 20815), (3620, 19872), (3680, 19548), (4140, 17376), (4163, 17280), (4320, 16652), (4344, 16560), (4416, 16290), (4887, 14720), (4968, 14480), (5430, 13248), (5520, 13032), (5760, 12489), (5792, 12420), (6210, 11584), (6516, 11040), (6624, 10860), (7240, 9936), (7360, 9774), (8145, 8832), (8280, 8688), (8326, 8640)]