21915312480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{69493}}^1$

素因数の和:69590

約数の個数: 192

約数和(自身を含む): 77755446720

約数和(自身を除く): 55840134240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 73, 80, 90, 96, 108, 120, 135, 144, 146, 160, 180, 216, 219, 240, 270, 288, 292, 360, 365, 432, 438, 480, 540, 584, 657, 720, 730, 864, 876, 1080, 1095, 1168, 1314, 1440, 1460, 1752, 1971, 2160, 2190, 2336, 2628, 2920, 3285, 3504, 3942, 4320, 4380, 5256, 5840, 6570, 7008, 7884, 8760, 9855, 10512, 11680, 13140, 15768, 17520, 19710, 21024, 26280, 31536, 35040, 39420, 52560, 63072, 69493, 78840, 105120, 138986, 157680, 208479, 277972, 315360, 347465, 416958, 555944, 625437, 694930, 833916, 1042395, 1111888, 1250874, 1389860, 1667832, 1876311, 2084790, 2223776, 2501748, 2779720, 3127185, 3335664, 3752622, 4169580, 5003496, 5072989, 5559440, 6254370, 6671328, 7505244, 8339160, 9381555, 10006992, 10145978, 11118880, 12508740, 15010488, 15218967, 16678320, 18763110, 20013984, 20291956, 25017480, 25364945, 30020976, 30437934, 33356640, 37526220, 40583912, 45656901, 50034960, 50729890, 60041952, 60875868, 75052440, 76094835, 81167824, 91313802, 100069920, 101459780, 121751736, 136970703, 150104880, 152189670, 162335648, 182627604, 202919560, 228284505, 243503472, 273941406, 300209760, 304379340, 365255208, 405839120, 456569010, 487006944, 547882812, 608758680, 684853515, 730510416, 811678240, 913138020, 1095765624, 1217517360, 1369707030, 1461020832, 1826276040, 2191531248, 2435034720, 2739414060, 3652552080, 4383062496, 5478828120, 7305104160, 10957656240, 21915312480]

約数ペア:

[(1, 21915312480), (2, 10957656240), (3, 7305104160), (4, 5478828120), (5, 4383062496), (6, 3652552080), (8, 2739414060), (9, 2435034720), (10, 2191531248), (12, 1826276040), (15, 1461020832), (16, 1369707030), (18, 1217517360), (20, 1095765624), (24, 913138020), (27, 811678240), (30, 730510416), (32, 684853515), (36, 608758680), (40, 547882812), (45, 487006944), (48, 456569010), (54, 405839120), (60, 365255208), (72, 304379340), (73, 300209760), (80, 273941406), (90, 243503472), (96, 228284505), (108, 202919560), (120, 182627604), (135, 162335648), (144, 152189670), (146, 150104880), (160, 136970703), (180, 121751736), (216, 101459780), (219, 100069920), (240, 91313802), (270, 81167824), (288, 76094835), (292, 75052440), (360, 60875868), (365, 60041952), (432, 50729890), (438, 50034960), (480, 45656901), (540, 40583912), (584, 37526220), (657, 33356640), (720, 30437934), (730, 30020976), (864, 25364945), (876, 25017480), (1080, 20291956), (1095, 20013984), (1168, 18763110), (1314, 16678320), (1440, 15218967), (1460, 15010488), (1752, 12508740), (1971, 11118880), (2160, 10145978), (2190, 10006992), (2336, 9381555), (2628, 8339160), (2920, 7505244), (3285, 6671328), (3504, 6254370), (3942, 5559440), (4320, 5072989), (4380, 5003496), (5256, 4169580), (5840, 3752622), (6570, 3335664), (7008, 3127185), (7884, 2779720), (8760, 2501748), (9855, 2223776), (10512, 2084790), (11680, 1876311), (13140, 1667832), (15768, 1389860), (17520, 1250874), (19710, 1111888), (21024, 1042395), (26280, 833916), (31536, 694930), (35040, 625437), (39420, 555944), (52560, 416958), (63072, 347465), (69493, 315360), (78840, 277972), (105120, 208479), (138986, 157680)]