442019984

素因数分解:

$2^4\times 7^3\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:605

約数の個数: 80

約数和(自身を含む): 1005888000

約数和(自身を除く): 563868016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 239, 337, 343, 392, 478, 674, 686, 784, 956, 1348, 1372, 1673, 1912, 2359, 2696, 2744, 3346, 3824, 4718, 5392, 5488, 6692, 9436, 11711, 13384, 16513, 18872, 23422, 26768, 33026, 37744, 46844, 66052, 80543, 81977, 93688, 115591, 132104, 161086, 163954, 187376, 231182, 264208, 322172, 327908, 462364, 563801, 644344, 655816, 924728, 1127602, 1288688, 1311632, 1849456, 2255204, 3946607, 4510408, 7893214, 9020816, 15786428, 27626249, 31572856, 55252498, 63145712, 110504996, 221009992, 442019984]

約数ペア:

[(1, 442019984), (2, 221009992), (4, 110504996), (7, 63145712), (8, 55252498), (14, 31572856), (16, 27626249), (28, 15786428), (49, 9020816), (56, 7893214), (98, 4510408), (112, 3946607), (196, 2255204), (239, 1849456), (337, 1311632), (343, 1288688), (392, 1127602), (478, 924728), (674, 655816), (686, 644344), (784, 563801), (956, 462364), (1348, 327908), (1372, 322172), (1673, 264208), (1912, 231182), (2359, 187376), (2696, 163954), (2744, 161086), (3346, 132104), (3824, 115591), (4718, 93688), (5392, 81977), (5488, 80543), (6692, 66052), (9436, 46844), (11711, 37744), (13384, 33026), (16513, 26768), (18872, 23422)]