About the Number
21988320
2進数表記:1010011111000001111100000
漢数字表記:二千百九十八万八千三百二十
素因数分解:
素因数の和:2448
約数の個数: 96
約数和(自身を含む): 72938880
約数和(自身を除く): 50950560
約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 2411, 3040, 4560, 4822, 7233, 9120, 9644, 12055, 14466, 19288, 24110, 28932, 36165, 38576, 45809, 48220, 57864, 72330, 77152, 91618, 96440, 115728, 137427, 144660, 183236, 192880, 229045, 231456, 274854, 289320, 366472, 385760, 458090, 549708, 578640, 687135, 732944, 916180, 1099416, 1157280, 1374270, 1465888, 1832360, 2198832, 2748540, 3664720, 4397664, 5497080, 7329440, 10994160, 21988320]
約数ペア:
[(1, 21988320), (2, 10994160), (3, 7329440), (4, 5497080), (5, 4397664), (6, 3664720), (8, 2748540), (10, 2198832), (12, 1832360), (15, 1465888), (16, 1374270), (19, 1157280), (20, 1099416), (24, 916180), (30, 732944), (32, 687135), (38, 578640), (40, 549708), (48, 458090), (57, 385760), (60, 366472), (76, 289320), (80, 274854), (95, 231456), (96, 229045), (114, 192880), (120, 183236), (152, 144660), (160, 137427), (190, 115728), (228, 96440), (240, 91618), (285, 77152), (304, 72330), (380, 57864), (456, 48220), (480, 45809), (570, 38576), (608, 36165), (760, 28932), (912, 24110), (1140, 19288), (1520, 14466), (1824, 12055), (2280, 9644), (2411, 9120), (3040, 7233), (4560, 4822)]このpageの処理時間: 0.13035058975219727 seconds