80391960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 256

約数和(自身を含む): 299635200

約数和(自身を除く): 219243240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 67, 72, 88, 90, 99, 101, 108, 110, 120, 132, 134, 135, 165, 180, 198, 201, 202, 216, 220, 264, 268, 270, 297, 303, 330, 335, 360, 396, 402, 404, 440, 495, 505, 536, 540, 594, 603, 606, 660, 670, 737, 792, 804, 808, 909, 990, 1005, 1010, 1080, 1111, 1188, 1206, 1212, 1320, 1340, 1474, 1485, 1515, 1608, 1809, 1818, 1980, 2010, 2020, 2211, 2222, 2376, 2412, 2424, 2680, 2727, 2948, 2970, 3015, 3030, 3333, 3618, 3636, 3685, 3960, 4020, 4040, 4422, 4444, 4545, 4824, 5454, 5555, 5896, 5940, 6030, 6060, 6633, 6666, 6767, 7236, 7272, 7370, 8040, 8844, 8888, 9045, 9090, 9999, 10908, 11055, 11110, 11880, 12060, 12120, 13266, 13332, 13534, 13635, 14472, 14740, 16665, 17688, 18090, 18180, 19899, 19998, 20301, 21816, 22110, 22220, 24120, 26532, 26664, 27068, 27270, 29480, 29997, 33165, 33330, 33835, 36180, 36360, 39798, 39996, 40602, 44220, 44440, 49995, 53064, 54136, 54540, 59994, 60903, 66330, 66660, 67670, 72360, 74437, 79596, 79992, 81204, 88440, 99495, 99990, 101505, 109080, 119988, 121806, 132660, 133320, 135340, 148874, 149985, 159192, 162408, 182709, 198990, 199980, 203010, 223311, 239976, 243612, 265320, 270680, 297748, 299970, 304515, 365418, 372185, 397980, 399960, 406020, 446622, 487224, 595496, 599940, 609030, 669933, 730836, 744370, 795960, 812040, 893244, 913545, 1116555, 1199880, 1218060, 1339866, 1461672, 1488740, 1786488, 1827090, 2009799, 2233110, 2436120, 2679732, 2977480, 3349665, 3654180, 4019598, 4466220, 5359464, 6699330, 7308360, 8039196, 8932440, 10048995, 13398660, 16078392, 20097990, 26797320, 40195980, 80391960]

約数ペア:

[(1, 80391960), (2, 40195980), (3, 26797320), (4, 20097990), (5, 16078392), (6, 13398660), (8, 10048995), (9, 8932440), (10, 8039196), (11, 7308360), (12, 6699330), (15, 5359464), (18, 4466220), (20, 4019598), (22, 3654180), (24, 3349665), (27, 2977480), (30, 2679732), (33, 2436120), (36, 2233110), (40, 2009799), (44, 1827090), (45, 1786488), (54, 1488740), (55, 1461672), (60, 1339866), (66, 1218060), (67, 1199880), (72, 1116555), (88, 913545), (90, 893244), (99, 812040), (101, 795960), (108, 744370), (110, 730836), (120, 669933), (132, 609030), (134, 599940), (135, 595496), (165, 487224), (180, 446622), (198, 406020), (201, 399960), (202, 397980), (216, 372185), (220, 365418), (264, 304515), (268, 299970), (270, 297748), (297, 270680), (303, 265320), (330, 243612), (335, 239976), (360, 223311), (396, 203010), (402, 199980), (404, 198990), (440, 182709), (495, 162408), (505, 159192), (536, 149985), (540, 148874), (594, 135340), (603, 133320), (606, 132660), (660, 121806), (670, 119988), (737, 109080), (792, 101505), (804, 99990), (808, 99495), (909, 88440), (990, 81204), (1005, 79992), (1010, 79596), (1080, 74437), (1111, 72360), (1188, 67670), (1206, 66660), (1212, 66330), (1320, 60903), (1340, 59994), (1474, 54540), (1485, 54136), (1515, 53064), (1608, 49995), (1809, 44440), (1818, 44220), (1980, 40602), (2010, 39996), (2020, 39798), (2211, 36360), (2222, 36180), (2376, 33835), (2412, 33330), (2424, 33165), (2680, 29997), (2727, 29480), (2948, 27270), (2970, 27068), (3015, 26664), (3030, 26532), (3333, 24120), (3618, 22220), (3636, 22110), (3685, 21816), (3960, 20301), (4020, 19998), (4040, 19899), (4422, 18180), (4444, 18090), (4545, 17688), (4824, 16665), (5454, 14740), (5555, 14472), (5896, 13635), (5940, 13534), (6030, 13332), (6060, 13266), (6633, 12120), (6666, 12060), (6767, 11880), (7236, 11110), (7272, 11055), (7370, 10908), (8040, 9999), (8844, 9090), (8888, 9045)]