180819996

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 496742400

約数和(自身を除く): 315922404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 197, 223, 294, 343, 394, 446, 588, 591, 669, 686, 788, 892, 1029, 1182, 1338, 1372, 1379, 1561, 2058, 2364, 2676, 2758, 3122, 4116, 4137, 4683, 5516, 6244, 8274, 9366, 9653, 10927, 16548, 18732, 19306, 21854, 28959, 32781, 38612, 43708, 43931, 57918, 65562, 67571, 76489, 87862, 115836, 131124, 131793, 135142, 152978, 175724, 202713, 229467, 263586, 270284, 305956, 307517, 405426, 458934, 527172, 615034, 810852, 917868, 922551, 1230068, 1845102, 2152619, 3690204, 4305238, 6457857, 8610476, 12915714, 15068333, 25831428, 30136666, 45204999, 60273332, 90409998, 180819996]

約数ペア:

[(1, 180819996), (2, 90409998), (3, 60273332), (4, 45204999), (6, 30136666), (7, 25831428), (12, 15068333), (14, 12915714), (21, 8610476), (28, 6457857), (42, 4305238), (49, 3690204), (84, 2152619), (98, 1845102), (147, 1230068), (196, 922551), (197, 917868), (223, 810852), (294, 615034), (343, 527172), (394, 458934), (446, 405426), (588, 307517), (591, 305956), (669, 270284), (686, 263586), (788, 229467), (892, 202713), (1029, 175724), (1182, 152978), (1338, 135142), (1372, 131793), (1379, 131124), (1561, 115836), (2058, 87862), (2364, 76489), (2676, 67571), (2758, 65562), (3122, 57918), (4116, 43931), (4137, 43708), (4683, 38612), (5516, 32781), (6244, 28959), (8274, 21854), (9366, 19306), (9653, 18732), (10927, 16548)]