320420268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{937}}^1$

素因数の和:1036

約数の個数: 144

約数和(自身を含む): 983324160

約数和(自身を除く): 662903892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 59, 63, 69, 84, 92, 118, 126, 138, 161, 177, 207, 236, 252, 276, 322, 354, 413, 414, 483, 531, 644, 708, 826, 828, 937, 966, 1062, 1239, 1357, 1449, 1652, 1874, 1932, 2124, 2478, 2714, 2811, 2898, 3717, 3748, 4071, 4956, 5428, 5622, 5796, 6559, 7434, 8142, 8433, 9499, 11244, 12213, 13118, 14868, 16284, 16866, 18998, 19677, 21551, 24426, 26236, 28497, 33732, 37996, 39354, 43102, 48852, 55283, 56994, 59031, 64653, 78708, 85491, 86204, 110566, 113988, 118062, 129306, 150857, 165849, 170982, 193959, 221132, 236124, 258612, 301714, 331698, 341964, 386981, 387918, 452571, 497547, 603428, 663396, 773962, 775836, 905142, 995094, 1160943, 1271509, 1357713, 1547924, 1810284, 1990188, 2321886, 2543018, 2715426, 3482829, 3814527, 4643772, 5086036, 5430852, 6965658, 7629054, 8900563, 11443581, 13931316, 15258108, 17801126, 22887162, 26701689, 35602252, 45774324, 53403378, 80105067, 106806756, 160210134, 320420268]

約数ペア:

[(1, 320420268), (2, 160210134), (3, 106806756), (4, 80105067), (6, 53403378), (7, 45774324), (9, 35602252), (12, 26701689), (14, 22887162), (18, 17801126), (21, 15258108), (23, 13931316), (28, 11443581), (36, 8900563), (42, 7629054), (46, 6965658), (59, 5430852), (63, 5086036), (69, 4643772), (84, 3814527), (92, 3482829), (118, 2715426), (126, 2543018), (138, 2321886), (161, 1990188), (177, 1810284), (207, 1547924), (236, 1357713), (252, 1271509), (276, 1160943), (322, 995094), (354, 905142), (413, 775836), (414, 773962), (483, 663396), (531, 603428), (644, 497547), (708, 452571), (826, 387918), (828, 386981), (937, 341964), (966, 331698), (1062, 301714), (1239, 258612), (1357, 236124), (1449, 221132), (1652, 193959), (1874, 170982), (1932, 165849), (2124, 150857), (2478, 129306), (2714, 118062), (2811, 113988), (2898, 110566), (3717, 86204), (3748, 85491), (4071, 78708), (4956, 64653), (5428, 59031), (5622, 56994), (5796, 55283), (6559, 48852), (7434, 43102), (8142, 39354), (8433, 37996), (9499, 33732), (11244, 28497), (12213, 26236), (13118, 24426), (14868, 21551), (16284, 19677), (16866, 18998)]