31651680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 107993088

約数和(自身を除く): 76341408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 47, 48, 60, 61, 69, 80, 92, 94, 96, 115, 120, 122, 138, 141, 160, 183, 184, 188, 230, 235, 240, 244, 276, 282, 305, 345, 366, 368, 376, 460, 470, 480, 488, 552, 564, 610, 690, 705, 732, 736, 752, 915, 920, 940, 976, 1081, 1104, 1128, 1220, 1380, 1403, 1410, 1464, 1504, 1830, 1840, 1880, 1952, 2162, 2208, 2256, 2440, 2760, 2806, 2820, 2867, 2928, 3243, 3660, 3680, 3760, 4209, 4324, 4512, 4880, 5405, 5520, 5612, 5640, 5734, 5856, 6486, 7015, 7320, 7520, 8418, 8601, 8648, 9760, 10810, 11040, 11224, 11280, 11468, 12972, 14030, 14335, 14640, 16215, 16836, 17202, 17296, 21045, 21620, 22448, 22560, 22936, 25944, 28060, 28670, 29280, 32430, 33672, 34404, 34592, 42090, 43005, 43240, 44896, 45872, 51888, 56120, 57340, 64860, 65941, 67344, 68808, 84180, 86010, 86480, 91744, 103776, 112240, 114680, 129720, 131882, 134688, 137616, 168360, 172020, 172960, 197823, 224480, 229360, 259440, 263764, 275232, 329705, 336720, 344040, 395646, 458720, 518880, 527528, 659410, 673440, 688080, 791292, 989115, 1055056, 1318820, 1376160, 1582584, 1978230, 2110112, 2637640, 3165168, 3956460, 5275280, 6330336, 7912920, 10550560, 15825840, 31651680]

約数ペア:

[(1, 31651680), (2, 15825840), (3, 10550560), (4, 7912920), (5, 6330336), (6, 5275280), (8, 3956460), (10, 3165168), (12, 2637640), (15, 2110112), (16, 1978230), (20, 1582584), (23, 1376160), (24, 1318820), (30, 1055056), (32, 989115), (40, 791292), (46, 688080), (47, 673440), (48, 659410), (60, 527528), (61, 518880), (69, 458720), (80, 395646), (92, 344040), (94, 336720), (96, 329705), (115, 275232), (120, 263764), (122, 259440), (138, 229360), (141, 224480), (160, 197823), (183, 172960), (184, 172020), (188, 168360), (230, 137616), (235, 134688), (240, 131882), (244, 129720), (276, 114680), (282, 112240), (305, 103776), (345, 91744), (366, 86480), (368, 86010), (376, 84180), (460, 68808), (470, 67344), (480, 65941), (488, 64860), (552, 57340), (564, 56120), (610, 51888), (690, 45872), (705, 44896), (732, 43240), (736, 43005), (752, 42090), (915, 34592), (920, 34404), (940, 33672), (976, 32430), (1081, 29280), (1104, 28670), (1128, 28060), (1220, 25944), (1380, 22936), (1403, 22560), (1410, 22448), (1464, 21620), (1504, 21045), (1830, 17296), (1840, 17202), (1880, 16836), (1952, 16215), (2162, 14640), (2208, 14335), (2256, 14030), (2440, 12972), (2760, 11468), (2806, 11280), (2820, 11224), (2867, 11040), (2928, 10810), (3243, 9760), (3660, 8648), (3680, 8601), (3760, 8418), (4209, 7520), (4324, 7320), (4512, 7015), (4880, 6486), (5405, 5856), (5520, 5734), (5612, 5640)]