740565546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:468

約数の個数: 128

約数和(自身を含む): 1878405120

約数和(自身を除く): 1137839574

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 157, 161, 257, 266, 314, 322, 399, 437, 471, 483, 514, 771, 798, 874, 942, 966, 1099, 1311, 1542, 1799, 2198, 2622, 2983, 3059, 3297, 3598, 3611, 4883, 5397, 5911, 5966, 6118, 6594, 7222, 8949, 9177, 9766, 10794, 10833, 11822, 14649, 17733, 17898, 18354, 20881, 21666, 25277, 29298, 34181, 35466, 40349, 41377, 41762, 50554, 62643, 68362, 68609, 75831, 80698, 82754, 102543, 112309, 121047, 124131, 125286, 137218, 151662, 205086, 205827, 224618, 242094, 248262, 282443, 336927, 411654, 480263, 564886, 673854, 766631, 786163, 847329, 928027, 960526, 1440789, 1533262, 1572326, 1694658, 1856054, 2299893, 2358489, 2784081, 2881578, 4599786, 4716978, 5366417, 5568162, 6496189, 10732834, 12992378, 16099251, 17632513, 19488567, 32198502, 35265026, 38977134, 52897539, 105795078, 123427591, 246855182, 370282773, 740565546]

約数ペア:

[(1, 740565546), (2, 370282773), (3, 246855182), (6, 123427591), (7, 105795078), (14, 52897539), (19, 38977134), (21, 35265026), (23, 32198502), (38, 19488567), (42, 17632513), (46, 16099251), (57, 12992378), (69, 10732834), (114, 6496189), (133, 5568162), (138, 5366417), (157, 4716978), (161, 4599786), (257, 2881578), (266, 2784081), (314, 2358489), (322, 2299893), (399, 1856054), (437, 1694658), (471, 1572326), (483, 1533262), (514, 1440789), (771, 960526), (798, 928027), (874, 847329), (942, 786163), (966, 766631), (1099, 673854), (1311, 564886), (1542, 480263), (1799, 411654), (2198, 336927), (2622, 282443), (2983, 248262), (3059, 242094), (3297, 224618), (3598, 205827), (3611, 205086), (4883, 151662), (5397, 137218), (5911, 125286), (5966, 124131), (6118, 121047), (6594, 112309), (7222, 102543), (8949, 82754), (9177, 80698), (9766, 75831), (10794, 68609), (10833, 68362), (11822, 62643), (14649, 50554), (17733, 41762), (17898, 41377), (18354, 40349), (20881, 35466), (21666, 34181), (25277, 29298)]