128869920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1297}}^1$

素因数の和:1344

約数の個数: 192

約数和(自身を含む): 471018240

約数和(自身を除く): 342148320

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, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 345, 360, 368, 414, 432, 460, 480, 540, 552, 621, 690, 720, 736, 828, 864, 920, 1035, 1080, 1104, 1242, 1297, 1380, 1440, 1656, 1840, 2070, 2160, 2208, 2484, 2594, 2760, 3105, 3312, 3680, 3891, 4140, 4320, 4968, 5188, 5520, 6210, 6485, 6624, 7782, 8280, 9936, 10376, 11040, 11673, 12420, 12970, 15564, 16560, 19455, 19872, 20752, 23346, 24840, 25940, 29831, 31128, 33120, 35019, 38910, 41504, 46692, 49680, 51880, 58365, 59662, 62256, 70038, 77820, 89493, 93384, 99360, 103760, 116730, 119324, 124512, 140076, 149155, 155640, 175095, 178986, 186768, 207520, 233460, 238648, 268479, 280152, 298310, 311280, 350190, 357972, 373536, 447465, 466920, 477296, 536958, 560304, 596620, 622560, 700380, 715944, 805437, 894930, 933840, 954592, 1073916, 1120608, 1193240, 1342395, 1400760, 1431888, 1610874, 1789860, 1867680, 2147832, 2386480, 2684790, 2801520, 2863776, 3221748, 3579720, 4027185, 4295664, 4772960, 5369580, 5603040, 6443496, 7159440, 8054370, 8591328, 10739160, 12886992, 14318880, 16108740, 21478320, 25773984, 32217480, 42956640, 64434960, 128869920]

約数ペア:

[(1, 128869920), (2, 64434960), (3, 42956640), (4, 32217480), (5, 25773984), (6, 21478320), (8, 16108740), (9, 14318880), (10, 12886992), (12, 10739160), (15, 8591328), (16, 8054370), (18, 7159440), (20, 6443496), (23, 5603040), (24, 5369580), (27, 4772960), (30, 4295664), (32, 4027185), (36, 3579720), (40, 3221748), (45, 2863776), (46, 2801520), (48, 2684790), (54, 2386480), (60, 2147832), (69, 1867680), (72, 1789860), (80, 1610874), (90, 1431888), (92, 1400760), (96, 1342395), (108, 1193240), (115, 1120608), (120, 1073916), (135, 954592), (138, 933840), (144, 894930), (160, 805437), (180, 715944), (184, 700380), (207, 622560), (216, 596620), (230, 560304), (240, 536958), (270, 477296), (276, 466920), (288, 447465), (345, 373536), (360, 357972), (368, 350190), (414, 311280), (432, 298310), (460, 280152), (480, 268479), (540, 238648), (552, 233460), (621, 207520), (690, 186768), (720, 178986), (736, 175095), (828, 155640), (864, 149155), (920, 140076), (1035, 124512), (1080, 119324), (1104, 116730), (1242, 103760), (1297, 99360), (1380, 93384), (1440, 89493), (1656, 77820), (1840, 70038), (2070, 62256), (2160, 59662), (2208, 58365), (2484, 51880), (2594, 49680), (2760, 46692), (3105, 41504), (3312, 38910), (3680, 35019), (3891, 33120), (4140, 31128), (4320, 29831), (4968, 25940), (5188, 24840), (5520, 23346), (6210, 20752), (6485, 19872), (6624, 19455), (7782, 16560), (8280, 15564), (9936, 12970), (10376, 12420), (11040, 11673)]