238384640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:97

約数の個数: 240

約数和(自身を含む): 673952400

約数和(自身を除く): 435567760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 29, 32, 38, 40, 52, 58, 64, 65, 76, 80, 95, 104, 116, 128, 130, 145, 152, 160, 169, 190, 208, 232, 247, 256, 260, 290, 304, 320, 338, 377, 380, 416, 464, 494, 512, 520, 551, 580, 608, 640, 676, 754, 760, 832, 845, 928, 988, 1040, 1102, 1160, 1216, 1235, 1280, 1352, 1508, 1520, 1664, 1690, 1856, 1885, 1976, 2080, 2204, 2320, 2432, 2470, 2560, 2704, 2755, 3016, 3040, 3211, 3328, 3380, 3712, 3770, 3952, 4160, 4408, 4640, 4864, 4901, 4940, 5408, 5510, 6032, 6080, 6422, 6656, 6760, 7163, 7424, 7540, 7904, 8320, 8816, 9280, 9728, 9802, 9880, 10816, 11020, 12064, 12160, 12844, 13520, 14326, 14848, 15080, 15808, 16055, 16640, 17632, 18560, 19604, 19760, 21632, 22040, 24128, 24320, 24505, 25688, 27040, 28652, 30160, 31616, 32110, 33280, 35264, 35815, 37120, 39208, 39520, 43264, 44080, 48256, 48640, 49010, 51376, 54080, 57304, 60320, 63232, 64220, 70528, 71630, 74240, 78416, 79040, 86528, 88160, 93119, 96512, 98020, 102752, 108160, 114608, 120640, 126464, 128440, 141056, 143260, 156832, 158080, 176320, 186238, 193024, 196040, 205504, 216320, 229216, 241280, 256880, 282112, 286520, 313664, 316160, 352640, 372476, 392080, 411008, 432640, 458432, 465595, 482560, 513760, 573040, 627328, 632320, 705280, 744952, 784160, 822016, 916864, 931190, 965120, 1027520, 1146080, 1254656, 1410560, 1489904, 1568320, 1644032, 1833728, 1862380, 2055040, 2292160, 2509312, 2979808, 3136640, 3667456, 3724760, 4110080, 4584320, 5959616, 6273280, 7449520, 8220160, 9168640, 11919232, 12546560, 14899040, 18337280, 23838464, 29798080, 47676928, 59596160, 119192320, 238384640]

約数ペア:

[(1, 238384640), (2, 119192320), (4, 59596160), (5, 47676928), (8, 29798080), (10, 23838464), (13, 18337280), (16, 14899040), (19, 12546560), (20, 11919232), (26, 9168640), (29, 8220160), (32, 7449520), (38, 6273280), (40, 5959616), (52, 4584320), (58, 4110080), (64, 3724760), (65, 3667456), (76, 3136640), (80, 2979808), (95, 2509312), (104, 2292160), (116, 2055040), (128, 1862380), (130, 1833728), (145, 1644032), (152, 1568320), (160, 1489904), (169, 1410560), (190, 1254656), (208, 1146080), (232, 1027520), (247, 965120), (256, 931190), (260, 916864), (290, 822016), (304, 784160), (320, 744952), (338, 705280), (377, 632320), (380, 627328), (416, 573040), (464, 513760), (494, 482560), (512, 465595), (520, 458432), (551, 432640), (580, 411008), (608, 392080), (640, 372476), (676, 352640), (754, 316160), (760, 313664), (832, 286520), (845, 282112), (928, 256880), (988, 241280), (1040, 229216), (1102, 216320), (1160, 205504), (1216, 196040), (1235, 193024), (1280, 186238), (1352, 176320), (1508, 158080), (1520, 156832), (1664, 143260), (1690, 141056), (1856, 128440), (1885, 126464), (1976, 120640), (2080, 114608), (2204, 108160), (2320, 102752), (2432, 98020), (2470, 96512), (2560, 93119), (2704, 88160), (2755, 86528), (3016, 79040), (3040, 78416), (3211, 74240), (3328, 71630), (3380, 70528), (3712, 64220), (3770, 63232), (3952, 60320), (4160, 57304), (4408, 54080), (4640, 51376), (4864, 49010), (4901, 48640), (4940, 48256), (5408, 44080), (5510, 43264), (6032, 39520), (6080, 39208), (6422, 37120), (6656, 35815), (6760, 35264), (7163, 33280), (7424, 32110), (7540, 31616), (7904, 30160), (8320, 28652), (8816, 27040), (9280, 25688), (9728, 24505), (9802, 24320), (9880, 24128), (10816, 22040), (11020, 21632), (12064, 19760), (12160, 19604), (12844, 18560), (13520, 17632), (14326, 16640), (14848, 16055), (15080, 15808)]