219651712

素因数分解:

$2^7\times 7^3\times {\mathrm{5003}}^1$

素因数の和:5038

約数の個数: 64

約数和(自身を含む): 510408000

約数和(自身を除く): 290756288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 1372, 1568, 2744, 3136, 5003, 5488, 6272, 10006, 10976, 20012, 21952, 35021, 40024, 43904, 70042, 80048, 140084, 160096, 245147, 280168, 320192, 490294, 560336, 640384, 980588, 1120672, 1716029, 1961176, 2241344, 3432058, 3922352, 4482688, 6864116, 7844704, 13728232, 15689408, 27456464, 31378816, 54912928, 109825856, 219651712]

約数ペア:

[(1, 219651712), (2, 109825856), (4, 54912928), (7, 31378816), (8, 27456464), (14, 15689408), (16, 13728232), (28, 7844704), (32, 6864116), (49, 4482688), (56, 3922352), (64, 3432058), (98, 2241344), (112, 1961176), (128, 1716029), (196, 1120672), (224, 980588), (343, 640384), (392, 560336), (448, 490294), (686, 320192), (784, 280168), (896, 245147), (1372, 160096), (1568, 140084), (2744, 80048), (3136, 70042), (5003, 43904), (5488, 40024), (6272, 35021), (10006, 21952), (10976, 20012)]