About the Number

291228288

291228287 ← → 291228289

2進数表記:10001010110111100101010000000

漢数字表記:二億九千百二十二万八千二百八十八

素因数分解:

2 7 × 3 1 × 13 1 × 227 1 × 257 1

素因数の和:514
約数の個数: 128
約数和(自身を含む): 840006720
約数和(自身を除く): 548778432

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 227, 257, 312, 384, 416, 454, 514, 624, 681, 771, 832, 908, 1028, 1248, 1362, 1542, 1664, 1816, 2056, 2496, 2724, 2951, 3084, 3341, 3632, 4112, 4992, 5448, 5902, 6168, 6682, 7264, 8224, 8853, 10023, 10896, 11804, 12336, 13364, 14528, 16448, 17706, 20046, 21792, 23608, 24672, 26728, 29056, 32896, 35412, 40092, 43584, 47216, 49344, 53456, 58339, 70824, 80184, 87168, 94432, 98688, 106912, 116678, 141648, 160368, 175017, 188864, 213824, 233356, 283296, 320736, 350034, 377728, 427648, 466712, 566592, 641472, 700068, 758407, 933424, 1133184, 1282944, 1400136, 1516814, 1866848, 2275221, 2800272, 3033628, 3733696, 4550442, 5600544, 6067256, 7467392, 9100884, 11201088, 12134512, 18201768, 22402176, 24269024, 36403536, 48538048, 72807072, 97076096, 145614144, 291228288]

約数ペア:
[(1, 291228288), (2, 145614144), (3, 97076096), (4, 72807072), (6, 48538048), (8, 36403536), (12, 24269024), (13, 22402176), (16, 18201768), (24, 12134512), (26, 11201088), (32, 9100884), (39, 7467392), (48, 6067256), (52, 5600544), (64, 4550442), (78, 3733696), (96, 3033628), (104, 2800272), (128, 2275221), (156, 1866848), (192, 1516814), (208, 1400136), (227, 1282944), (257, 1133184), (312, 933424), (384, 758407), (416, 700068), (454, 641472), (514, 566592), (624, 466712), (681, 427648), (771, 377728), (832, 350034), (908, 320736), (1028, 283296), (1248, 233356), (1362, 213824), (1542, 188864), (1664, 175017), (1816, 160368), (2056, 141648), (2496, 116678), (2724, 106912), (2951, 98688), (3084, 94432), (3341, 87168), (3632, 80184), (4112, 70824), (4992, 58339), (5448, 53456), (5902, 49344), (6168, 47216), (6682, 43584), (7264, 40092), (8224, 35412), (8853, 32896), (10023, 29056), (10896, 26728), (11804, 24672), (12336, 23608), (13364, 21792), (14528, 20046), (16448, 17706)]

このpageの処理時間: 0.018265247344970703 seconds