161989920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 288

約数和(自身を含む): 593453952

約数和(自身を除く): 431464032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 67, 69, 72, 73, 80, 90, 92, 96, 115, 120, 134, 138, 144, 146, 160, 180, 184, 201, 207, 219, 230, 240, 268, 276, 288, 292, 335, 345, 360, 365, 368, 402, 414, 438, 460, 480, 536, 552, 584, 603, 657, 670, 690, 720, 730, 736, 804, 828, 876, 920, 1005, 1035, 1072, 1095, 1104, 1168, 1206, 1314, 1340, 1380, 1440, 1460, 1541, 1608, 1656, 1679, 1752, 1840, 2010, 2070, 2144, 2190, 2208, 2336, 2412, 2628, 2680, 2760, 2920, 3015, 3082, 3216, 3285, 3312, 3358, 3504, 3680, 4020, 4140, 4380, 4623, 4824, 4891, 5037, 5256, 5360, 5520, 5840, 6030, 6164, 6432, 6570, 6624, 6716, 7008, 7705, 8040, 8280, 8395, 8760, 9246, 9648, 9782, 10074, 10512, 10720, 11040, 11680, 12060, 12328, 13140, 13432, 13869, 14673, 15111, 15410, 16080, 16560, 16790, 17520, 18492, 19296, 19564, 20148, 21024, 23115, 24120, 24455, 24656, 25185, 26280, 26864, 27738, 29346, 30222, 30820, 32160, 33120, 33580, 35040, 36984, 39128, 40296, 44019, 46230, 48240, 48910, 49312, 50370, 52560, 53728, 55476, 58692, 60444, 61640, 67160, 69345, 73365, 73968, 75555, 78256, 80592, 88038, 92460, 96480, 97820, 100740, 105120, 110952, 112493, 117384, 120888, 123280, 134320, 138690, 146730, 147936, 151110, 156512, 161184, 176076, 184920, 195640, 201480, 220095, 221904, 224986, 234768, 241776, 246560, 268640, 277380, 293460, 302220, 337479, 352152, 369840, 391280, 402960, 440190, 443808, 449972, 469536, 483552, 554760, 562465, 586920, 604440, 674958, 704304, 739680, 782560, 805920, 880380, 899944, 1012437, 1109520, 1124930, 1173840, 1208880, 1349916, 1408608, 1687395, 1760760, 1799888, 2024874, 2219040, 2249860, 2347680, 2417760, 2699832, 3374790, 3521520, 3599776, 4049748, 4499720, 5062185, 5399664, 6749580, 7043040, 8099496, 8999440, 10124370, 10799328, 13499160, 16198992, 17998880, 20248740, 26998320, 32397984, 40497480, 53996640, 80994960, 161989920]

約数ペア:

[(1, 161989920), (2, 80994960), (3, 53996640), (4, 40497480), (5, 32397984), (6, 26998320), (8, 20248740), (9, 17998880), (10, 16198992), (12, 13499160), (15, 10799328), (16, 10124370), (18, 8999440), (20, 8099496), (23, 7043040), (24, 6749580), (30, 5399664), (32, 5062185), (36, 4499720), (40, 4049748), (45, 3599776), (46, 3521520), (48, 3374790), (60, 2699832), (67, 2417760), (69, 2347680), (72, 2249860), (73, 2219040), (80, 2024874), (90, 1799888), (92, 1760760), (96, 1687395), (115, 1408608), (120, 1349916), (134, 1208880), (138, 1173840), (144, 1124930), (146, 1109520), (160, 1012437), (180, 899944), (184, 880380), (201, 805920), (207, 782560), (219, 739680), (230, 704304), (240, 674958), (268, 604440), (276, 586920), (288, 562465), (292, 554760), (335, 483552), (345, 469536), (360, 449972), (365, 443808), (368, 440190), (402, 402960), (414, 391280), (438, 369840), (460, 352152), (480, 337479), (536, 302220), (552, 293460), (584, 277380), (603, 268640), (657, 246560), (670, 241776), (690, 234768), (720, 224986), (730, 221904), (736, 220095), (804, 201480), (828, 195640), (876, 184920), (920, 176076), (1005, 161184), (1035, 156512), (1072, 151110), (1095, 147936), (1104, 146730), (1168, 138690), (1206, 134320), (1314, 123280), (1340, 120888), (1380, 117384), (1440, 112493), (1460, 110952), (1541, 105120), (1608, 100740), (1656, 97820), (1679, 96480), (1752, 92460), (1840, 88038), (2010, 80592), (2070, 78256), (2144, 75555), (2190, 73968), (2208, 73365), (2336, 69345), (2412, 67160), (2628, 61640), (2680, 60444), (2760, 58692), (2920, 55476), (3015, 53728), (3082, 52560), (3216, 50370), (3285, 49312), (3312, 48910), (3358, 48240), (3504, 46230), (3680, 44019), (4020, 40296), (4140, 39128), (4380, 36984), (4623, 35040), (4824, 33580), (4891, 33120), (5037, 32160), (5256, 30820), (5360, 30222), (5520, 29346), (5840, 27738), (6030, 26864), (6164, 26280), (6432, 25185), (6570, 24656), (6624, 24455), (6716, 24120), (7008, 23115), (7705, 21024), (8040, 20148), (8280, 19564), (8395, 19296), (8760, 18492), (9246, 17520), (9648, 16790), (9782, 16560), (10074, 16080), (10512, 15410), (10720, 15111), (11040, 14673), (11680, 13869), (12060, 13432), (12328, 13140)]