266328320

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 688746240

約数和(自身を除く): 422417920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 64, 76, 80, 94, 95, 128, 152, 160, 188, 190, 233, 235, 256, 304, 320, 376, 380, 466, 470, 608, 640, 752, 760, 893, 932, 940, 1165, 1216, 1280, 1504, 1520, 1786, 1864, 1880, 2330, 2432, 3008, 3040, 3572, 3728, 3760, 4427, 4465, 4660, 4864, 6016, 6080, 7144, 7456, 7520, 8854, 8930, 9320, 10951, 12032, 12160, 14288, 14912, 15040, 17708, 17860, 18640, 21902, 22135, 24320, 28576, 29824, 30080, 35416, 35720, 37280, 43804, 44270, 54755, 57152, 59648, 60160, 70832, 71440, 74560, 87608, 88540, 109510, 114304, 141664, 142880, 149120, 175216, 177080, 208069, 219020, 228608, 283328, 285760, 298240, 350432, 354160, 416138, 438040, 566656, 571520, 700864, 708320, 832276, 876080, 1040345, 1133312, 1143040, 1401728, 1416640, 1664552, 1752160, 2080690, 2803456, 2833280, 3329104, 3504320, 4161380, 5666560, 6658208, 7008640, 8322760, 13316416, 14017280, 16645520, 26632832, 33291040, 53265664, 66582080, 133164160, 266328320]

約数ペア:

[(1, 266328320), (2, 133164160), (4, 66582080), (5, 53265664), (8, 33291040), (10, 26632832), (16, 16645520), (19, 14017280), (20, 13316416), (32, 8322760), (38, 7008640), (40, 6658208), (47, 5666560), (64, 4161380), (76, 3504320), (80, 3329104), (94, 2833280), (95, 2803456), (128, 2080690), (152, 1752160), (160, 1664552), (188, 1416640), (190, 1401728), (233, 1143040), (235, 1133312), (256, 1040345), (304, 876080), (320, 832276), (376, 708320), (380, 700864), (466, 571520), (470, 566656), (608, 438040), (640, 416138), (752, 354160), (760, 350432), (893, 298240), (932, 285760), (940, 283328), (1165, 228608), (1216, 219020), (1280, 208069), (1504, 177080), (1520, 175216), (1786, 149120), (1864, 142880), (1880, 141664), (2330, 114304), (2432, 109510), (3008, 88540), (3040, 87608), (3572, 74560), (3728, 71440), (3760, 70832), (4427, 60160), (4465, 59648), (4660, 57152), (4864, 54755), (6016, 44270), (6080, 43804), (7144, 37280), (7456, 35720), (7520, 35416), (8854, 30080), (8930, 29824), (9320, 28576), (10951, 24320), (12032, 22135), (12160, 21902), (14288, 18640), (14912, 17860), (15040, 17708)]