191503760

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 100

約数和(自身を含む): 519944028

約数和(自身を除く): 328440268

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 997, 1372, 1715, 1960, 1994, 2401, 2744, 3430, 3920, 3988, 4802, 4985, 5488, 6860, 6979, 7976, 9604, 9970, 12005, 13720, 13958, 15952, 19208, 19940, 24010, 27440, 27916, 34895, 38416, 39880, 48020, 48853, 55832, 69790, 79760, 96040, 97706, 111664, 139580, 192080, 195412, 244265, 279160, 341971, 390824, 488530, 558320, 683942, 781648, 977060, 1367884, 1709855, 1954120, 2393797, 2735768, 3419710, 3908240, 4787594, 5471536, 6839420, 9575188, 11968985, 13678840, 19150376, 23937970, 27357680, 38300752, 47875940, 95751880, 191503760]

約数ペア:

[(1, 191503760), (2, 95751880), (4, 47875940), (5, 38300752), (7, 27357680), (8, 23937970), (10, 19150376), (14, 13678840), (16, 11968985), (20, 9575188), (28, 6839420), (35, 5471536), (40, 4787594), (49, 3908240), (56, 3419710), (70, 2735768), (80, 2393797), (98, 1954120), (112, 1709855), (140, 1367884), (196, 977060), (245, 781648), (280, 683942), (343, 558320), (392, 488530), (490, 390824), (560, 341971), (686, 279160), (784, 244265), (980, 195412), (997, 192080), (1372, 139580), (1715, 111664), (1960, 97706), (1994, 96040), (2401, 79760), (2744, 69790), (3430, 55832), (3920, 48853), (3988, 48020), (4802, 39880), (4985, 38416), (5488, 34895), (6860, 27916), (6979, 27440), (7976, 24010), (9604, 19940), (9970, 19208), (12005, 15952), (13720, 13958)]