420197344

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{3671}}^1$

素因数の和:3768

約数の個数: 72

約数和(自身を含む): 975775248

約数和(自身を除く): 555577904

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, 2336, 3577, 3671, 4088, 7154, 7342, 8176, 14308, 14684, 16352, 25697, 28616, 29368, 51394, 57232, 58736, 102788, 114464, 117472, 179879, 205576, 267983, 359758, 411152, 535966, 719516, 822304, 1071932, 1439032, 1875881, 2143864, 2878064, 3751762, 4287728, 5756128, 7503524, 8575456, 13131167, 15007048, 26262334, 30014096, 52524668, 60028192, 105049336, 210098672, 420197344]

約数ペア:

[(1, 420197344), (2, 210098672), (4, 105049336), (7, 60028192), (8, 52524668), (14, 30014096), (16, 26262334), (28, 15007048), (32, 13131167), (49, 8575456), (56, 7503524), (73, 5756128), (98, 4287728), (112, 3751762), (146, 2878064), (196, 2143864), (224, 1875881), (292, 1439032), (392, 1071932), (511, 822304), (584, 719516), (784, 535966), (1022, 411152), (1168, 359758), (1568, 267983), (2044, 205576), (2336, 179879), (3577, 117472), (3671, 114464), (4088, 102788), (7154, 58736), (7342, 57232), (8176, 51394), (14308, 29368), (14684, 28616), (16352, 25697)]