78407028

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 236780544

約数和(自身を除く): 158373516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 181, 189, 191, 252, 324, 362, 378, 382, 543, 567, 573, 724, 756, 764, 1086, 1134, 1146, 1267, 1337, 1629, 1719, 2172, 2268, 2292, 2534, 2674, 3258, 3438, 3801, 4011, 4887, 5068, 5157, 5348, 6516, 6876, 7602, 8022, 9774, 10314, 11403, 12033, 14661, 15204, 15471, 16044, 19548, 20628, 22806, 24066, 29322, 30942, 34209, 34571, 36099, 45612, 48132, 58644, 61884, 68418, 69142, 72198, 102627, 103713, 108297, 136836, 138284, 144396, 205254, 207426, 216594, 241997, 311139, 410508, 414852, 433188, 483994, 622278, 725991, 933417, 967988, 1244556, 1451982, 1866834, 2177973, 2800251, 2903964, 3733668, 4355946, 5600502, 6533919, 8711892, 11201004, 13067838, 19601757, 26135676, 39203514, 78407028]

約数ペア:

[(1, 78407028), (2, 39203514), (3, 26135676), (4, 19601757), (6, 13067838), (7, 11201004), (9, 8711892), (12, 6533919), (14, 5600502), (18, 4355946), (21, 3733668), (27, 2903964), (28, 2800251), (36, 2177973), (42, 1866834), (54, 1451982), (63, 1244556), (81, 967988), (84, 933417), (108, 725991), (126, 622278), (162, 483994), (181, 433188), (189, 414852), (191, 410508), (252, 311139), (324, 241997), (362, 216594), (378, 207426), (382, 205254), (543, 144396), (567, 138284), (573, 136836), (724, 108297), (756, 103713), (764, 102627), (1086, 72198), (1134, 69142), (1146, 68418), (1267, 61884), (1337, 58644), (1629, 48132), (1719, 45612), (2172, 36099), (2268, 34571), (2292, 34209), (2534, 30942), (2674, 29322), (3258, 24066), (3438, 22806), (3801, 20628), (4011, 19548), (4887, 16044), (5068, 15471), (5157, 15204), (5348, 14661), (6516, 12033), (6876, 11403), (7602, 10314), (8022, 9774)]