77959280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:487

約数の個数: 160

約数和(自身を含む): 231413760

約数和(自身を除く): 153454480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 170, 190, 238, 266, 272, 280, 304, 323, 340, 380, 431, 476, 532, 560, 595, 646, 665, 680, 760, 862, 952, 1064, 1190, 1292, 1330, 1360, 1520, 1615, 1724, 1904, 2128, 2155, 2261, 2380, 2584, 2660, 3017, 3230, 3448, 4310, 4522, 4760, 5168, 5320, 6034, 6460, 6896, 7327, 8189, 8620, 9044, 9520, 10640, 11305, 12068, 12920, 14654, 15085, 16378, 17240, 18088, 22610, 24136, 25840, 29308, 30170, 32756, 34480, 36176, 36635, 40945, 45220, 48272, 51289, 57323, 58616, 60340, 65512, 73270, 81890, 90440, 102578, 114646, 117232, 120680, 131024, 139213, 146540, 163780, 180880, 205156, 229292, 241360, 256445, 278426, 286615, 293080, 327560, 410312, 458584, 512890, 556852, 573230, 586160, 655120, 696065, 820624, 917168, 974491, 1025780, 1113704, 1146460, 1392130, 1948982, 2051560, 2227408, 2292920, 2784260, 3897964, 4103120, 4585840, 4872455, 5568520, 7795928, 9744910, 11137040, 15591856, 19489820, 38979640, 77959280]

約数ペア:

[(1, 77959280), (2, 38979640), (4, 19489820), (5, 15591856), (7, 11137040), (8, 9744910), (10, 7795928), (14, 5568520), (16, 4872455), (17, 4585840), (19, 4103120), (20, 3897964), (28, 2784260), (34, 2292920), (35, 2227408), (38, 2051560), (40, 1948982), (56, 1392130), (68, 1146460), (70, 1113704), (76, 1025780), (80, 974491), (85, 917168), (95, 820624), (112, 696065), (119, 655120), (133, 586160), (136, 573230), (140, 556852), (152, 512890), (170, 458584), (190, 410312), (238, 327560), (266, 293080), (272, 286615), (280, 278426), (304, 256445), (323, 241360), (340, 229292), (380, 205156), (431, 180880), (476, 163780), (532, 146540), (560, 139213), (595, 131024), (646, 120680), (665, 117232), (680, 114646), (760, 102578), (862, 90440), (952, 81890), (1064, 73270), (1190, 65512), (1292, 60340), (1330, 58616), (1360, 57323), (1520, 51289), (1615, 48272), (1724, 45220), (1904, 40945), (2128, 36635), (2155, 36176), (2261, 34480), (2380, 32756), (2584, 30170), (2660, 29308), (3017, 25840), (3230, 24136), (3448, 22610), (4310, 18088), (4522, 17240), (4760, 16378), (5168, 15085), (5320, 14654), (6034, 12920), (6460, 12068), (6896, 11305), (7327, 10640), (8189, 9520), (8620, 9044)]