243922784

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2228

約数の個数: 72

約数和(自身を含む): 566544888

約数和(自身を除く): 322622104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 196, 224, 292, 392, 511, 584, 784, 1022, 1168, 1568, 2044, 2131, 2336, 3577, 4088, 4262, 7154, 8176, 8524, 14308, 14917, 16352, 17048, 28616, 29834, 34096, 57232, 59668, 68192, 104419, 114464, 119336, 155563, 208838, 238672, 311126, 417676, 477344, 622252, 835352, 1088941, 1244504, 1670704, 2177882, 2489008, 3341408, 4355764, 4978016, 7622587, 8711528, 15245174, 17423056, 30490348, 34846112, 60980696, 121961392, 243922784]

約数ペア:

[(1, 243922784), (2, 121961392), (4, 60980696), (7, 34846112), (8, 30490348), (14, 17423056), (16, 15245174), (28, 8711528), (32, 7622587), (49, 4978016), (56, 4355764), (73, 3341408), (98, 2489008), (112, 2177882), (146, 1670704), (196, 1244504), (224, 1088941), (292, 835352), (392, 622252), (511, 477344), (584, 417676), (784, 311126), (1022, 238672), (1168, 208838), (1568, 155563), (2044, 119336), (2131, 114464), (2336, 104419), (3577, 68192), (4088, 59668), (4262, 57232), (7154, 34096), (8176, 29834), (8524, 28616), (14308, 17048), (14917, 16352)]