320071668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 870912000

約数和(自身を除く): 550840332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 149, 214, 239, 298, 321, 428, 447, 478, 596, 642, 717, 749, 894, 956, 1043, 1284, 1434, 1498, 1673, 1788, 2086, 2247, 2868, 2996, 3129, 3346, 4172, 4494, 5019, 6258, 6692, 8988, 10038, 12516, 15943, 20076, 25573, 31886, 35611, 47829, 51146, 63772, 71222, 76719, 95658, 102292, 106833, 111601, 142444, 153438, 179011, 191316, 213666, 223202, 249277, 306876, 334803, 358022, 427332, 446404, 498554, 537033, 669606, 716044, 747831, 997108, 1074066, 1339212, 1495662, 2148132, 2991324, 3810377, 7620754, 11431131, 15241508, 22862262, 26672639, 45724524, 53345278, 80017917, 106690556, 160035834, 320071668]

約数ペア:

[(1, 320071668), (2, 160035834), (3, 106690556), (4, 80017917), (6, 53345278), (7, 45724524), (12, 26672639), (14, 22862262), (21, 15241508), (28, 11431131), (42, 7620754), (84, 3810377), (107, 2991324), (149, 2148132), (214, 1495662), (239, 1339212), (298, 1074066), (321, 997108), (428, 747831), (447, 716044), (478, 669606), (596, 537033), (642, 498554), (717, 446404), (749, 427332), (894, 358022), (956, 334803), (1043, 306876), (1284, 249277), (1434, 223202), (1498, 213666), (1673, 191316), (1788, 179011), (2086, 153438), (2247, 142444), (2868, 111601), (2996, 106833), (3129, 102292), (3346, 95658), (4172, 76719), (4494, 71222), (5019, 63772), (6258, 51146), (6692, 47829), (8988, 35611), (10038, 31886), (12516, 25573), (15943, 20076)]