About the Number
213688640
2進数表記:1100101111001010000101000000
漢数字表記:二億千三百六十八万八千六百四十
素因数分解:
素因数の和:3616
約数の個数: 112
約数和(自身を含む): 587922624
約数和(自身を除く): 374233984
約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1360, 1496, 1760, 1870, 2720, 2992, 3520, 3571, 3740, 5440, 5984, 7142, 7480, 11968, 14284, 14960, 17855, 28568, 29920, 35710, 39281, 57136, 59840, 60707, 71420, 78562, 114272, 121414, 142840, 157124, 196405, 228544, 242828, 285680, 303535, 314248, 392810, 485656, 571360, 607070, 628496, 667777, 785620, 971312, 1142720, 1214140, 1256992, 1335554, 1571240, 1942624, 2428280, 2513984, 2671108, 3142480, 3338885, 3885248, 4856560, 5342216, 6284960, 6677770, 9713120, 10684432, 12569920, 13355540, 19426240, 21368864, 26711080, 42737728, 53422160, 106844320, 213688640]
約数ペア:
[(1, 213688640), (2, 106844320), (4, 53422160), (5, 42737728), (8, 26711080), (10, 21368864), (11, 19426240), (16, 13355540), (17, 12569920), (20, 10684432), (22, 9713120), (32, 6677770), (34, 6284960), (40, 5342216), (44, 4856560), (55, 3885248), (64, 3338885), (68, 3142480), (80, 2671108), (85, 2513984), (88, 2428280), (110, 1942624), (136, 1571240), (160, 1335554), (170, 1256992), (176, 1214140), (187, 1142720), (220, 971312), (272, 785620), (320, 667777), (340, 628496), (352, 607070), (374, 571360), (440, 485656), (544, 392810), (680, 314248), (704, 303535), (748, 285680), (880, 242828), (935, 228544), (1088, 196405), (1360, 157124), (1496, 142840), (1760, 121414), (1870, 114272), (2720, 78562), (2992, 71420), (3520, 60707), (3571, 59840), (3740, 57136), (5440, 39281), (5984, 35710), (7142, 29920), (7480, 28568), (11968, 17855), (14284, 14960)]このpageの処理時間: 0.01449728012084961 seconds