161288880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 531394560

約数和(自身を除く): 370105680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 61, 69, 80, 92, 115, 120, 122, 138, 183, 184, 230, 240, 244, 276, 305, 345, 366, 368, 460, 479, 488, 552, 610, 690, 732, 915, 920, 958, 976, 1104, 1220, 1380, 1403, 1437, 1464, 1830, 1840, 1916, 2395, 2440, 2760, 2806, 2874, 2928, 3660, 3832, 4209, 4790, 4880, 5520, 5612, 5748, 7015, 7185, 7320, 7664, 8418, 9580, 11017, 11224, 11496, 14030, 14370, 14640, 16836, 19160, 21045, 22034, 22448, 22992, 28060, 28740, 29219, 33051, 33672, 38320, 42090, 44068, 55085, 56120, 57480, 58438, 66102, 67344, 84180, 87657, 88136, 110170, 112240, 114960, 116876, 132204, 146095, 165255, 168360, 175314, 176272, 220340, 233752, 264408, 292190, 330510, 336720, 350628, 438285, 440680, 467504, 528816, 584380, 661020, 672037, 701256, 876570, 881360, 1168760, 1322040, 1344074, 1402512, 1753140, 2016111, 2337520, 2644080, 2688148, 3360185, 3506280, 4032222, 5376296, 6720370, 7012560, 8064444, 10080555, 10752592, 13440740, 16128888, 20161110, 26881480, 32257776, 40322220, 53762960, 80644440, 161288880]

約数ペア:

[(1, 161288880), (2, 80644440), (3, 53762960), (4, 40322220), (5, 32257776), (6, 26881480), (8, 20161110), (10, 16128888), (12, 13440740), (15, 10752592), (16, 10080555), (20, 8064444), (23, 7012560), (24, 6720370), (30, 5376296), (40, 4032222), (46, 3506280), (48, 3360185), (60, 2688148), (61, 2644080), (69, 2337520), (80, 2016111), (92, 1753140), (115, 1402512), (120, 1344074), (122, 1322040), (138, 1168760), (183, 881360), (184, 876570), (230, 701256), (240, 672037), (244, 661020), (276, 584380), (305, 528816), (345, 467504), (366, 440680), (368, 438285), (460, 350628), (479, 336720), (488, 330510), (552, 292190), (610, 264408), (690, 233752), (732, 220340), (915, 176272), (920, 175314), (958, 168360), (976, 165255), (1104, 146095), (1220, 132204), (1380, 116876), (1403, 114960), (1437, 112240), (1464, 110170), (1830, 88136), (1840, 87657), (1916, 84180), (2395, 67344), (2440, 66102), (2760, 58438), (2806, 57480), (2874, 56120), (2928, 55085), (3660, 44068), (3832, 42090), (4209, 38320), (4790, 33672), (4880, 33051), (5520, 29219), (5612, 28740), (5748, 28060), (7015, 22992), (7185, 22448), (7320, 22034), (7664, 21045), (8418, 19160), (9580, 16836), (11017, 14640), (11224, 14370), (11496, 14030)]