221998336

素因数分解:

$2^8\times 7^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 108

約数和(自身を含む): 526223712

約数和(自身を除く): 304225376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 67, 86, 112, 128, 134, 172, 224, 256, 268, 301, 344, 448, 469, 536, 602, 688, 896, 938, 1072, 1204, 1376, 1792, 1849, 1876, 2144, 2408, 2752, 2881, 3698, 3752, 4288, 4816, 5504, 5762, 7396, 7504, 8576, 9632, 11008, 11524, 12943, 14792, 15008, 17152, 19264, 20167, 23048, 25886, 29584, 30016, 38528, 40334, 46096, 51772, 59168, 60032, 77056, 80668, 92192, 103544, 118336, 120064, 123883, 161336, 184384, 207088, 236672, 247766, 322672, 368768, 414176, 473344, 495532, 645344, 737536, 828352, 867181, 991064, 1290688, 1656704, 1734362, 1982128, 2581376, 3313408, 3468724, 3964256, 5162752, 6937448, 7928512, 13874896, 15857024, 27749792, 31714048, 55499584, 110999168, 221998336]

約数ペア:

[(1, 221998336), (2, 110999168), (4, 55499584), (7, 31714048), (8, 27749792), (14, 15857024), (16, 13874896), (28, 7928512), (32, 6937448), (43, 5162752), (56, 3964256), (64, 3468724), (67, 3313408), (86, 2581376), (112, 1982128), (128, 1734362), (134, 1656704), (172, 1290688), (224, 991064), (256, 867181), (268, 828352), (301, 737536), (344, 645344), (448, 495532), (469, 473344), (536, 414176), (602, 368768), (688, 322672), (896, 247766), (938, 236672), (1072, 207088), (1204, 184384), (1376, 161336), (1792, 123883), (1849, 120064), (1876, 118336), (2144, 103544), (2408, 92192), (2752, 80668), (2881, 77056), (3698, 60032), (3752, 59168), (4288, 51772), (4816, 46096), (5504, 40334), (5762, 38528), (7396, 30016), (7504, 29584), (8576, 25886), (9632, 23048), (11008, 20167), (11524, 19264), (12943, 17152), (14792, 15008)]