2821167440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1399}}^1$

素因数の和:1709

約数の個数: 160

約数和(自身を含む): 8107814400

約数和(自身を除く): 5286646960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 277, 280, 364, 455, 520, 554, 560, 728, 910, 1040, 1108, 1385, 1399, 1456, 1820, 1939, 2216, 2770, 2798, 3601, 3640, 3878, 4432, 5540, 5596, 6995, 7202, 7280, 7756, 9695, 9793, 11080, 11192, 13990, 14404, 15512, 18005, 18187, 19390, 19586, 22160, 22384, 25207, 27980, 28808, 31024, 36010, 36374, 38780, 39172, 48965, 50414, 55960, 57616, 72020, 72748, 77560, 78344, 90935, 97930, 100828, 111920, 126035, 127309, 144040, 145496, 155120, 156688, 181870, 195860, 201656, 252070, 254618, 288080, 290992, 363740, 387523, 391720, 403312, 504140, 509236, 636545, 727480, 775046, 783440, 1008280, 1018472, 1273090, 1454960, 1550092, 1937615, 2016560, 2036944, 2546180, 2712661, 3100184, 3875230, 5037799, 5092360, 5425322, 6200368, 7750460, 10075598, 10184720, 10850644, 13563305, 15500920, 20151196, 21701288, 25188995, 27126610, 31001840, 35264593, 40302392, 43402576, 50377990, 54253220, 70529186, 80604784, 100755980, 108506440, 141058372, 176322965, 201511960, 217012880, 282116744, 352645930, 403023920, 564233488, 705291860, 1410583720, 2821167440]

約数ペア:

[(1, 2821167440), (2, 1410583720), (4, 705291860), (5, 564233488), (7, 403023920), (8, 352645930), (10, 282116744), (13, 217012880), (14, 201511960), (16, 176322965), (20, 141058372), (26, 108506440), (28, 100755980), (35, 80604784), (40, 70529186), (52, 54253220), (56, 50377990), (65, 43402576), (70, 40302392), (80, 35264593), (91, 31001840), (104, 27126610), (112, 25188995), (130, 21701288), (140, 20151196), (182, 15500920), (208, 13563305), (260, 10850644), (277, 10184720), (280, 10075598), (364, 7750460), (455, 6200368), (520, 5425322), (554, 5092360), (560, 5037799), (728, 3875230), (910, 3100184), (1040, 2712661), (1108, 2546180), (1385, 2036944), (1399, 2016560), (1456, 1937615), (1820, 1550092), (1939, 1454960), (2216, 1273090), (2770, 1018472), (2798, 1008280), (3601, 783440), (3640, 775046), (3878, 727480), (4432, 636545), (5540, 509236), (5596, 504140), (6995, 403312), (7202, 391720), (7280, 387523), (7756, 363740), (9695, 290992), (9793, 288080), (11080, 254618), (11192, 252070), (13990, 201656), (14404, 195860), (15512, 181870), (18005, 156688), (18187, 155120), (19390, 145496), (19586, 144040), (22160, 127309), (22384, 126035), (25207, 111920), (27980, 100828), (28808, 97930), (31024, 90935), (36010, 78344), (36374, 77560), (38780, 72748), (39172, 72020), (48965, 57616), (50414, 55960)]