About the Number

804905208

804905207 ← → 804905209

2進数表記:101111111110011110000011111000

漢数字表記:八億四百九十万五千二百八

素因数分解:

2 3 × 3 3 × 19 1 × 29 1 × 6763 1

素因数の和:6826
約数の個数: 128
約数和(自身を含む): 2435040000
約数和(自身を除く): 1630134792

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 29, 36, 38, 54, 57, 58, 72, 76, 87, 108, 114, 116, 152, 171, 174, 216, 228, 232, 261, 342, 348, 456, 513, 522, 551, 684, 696, 783, 1026, 1044, 1102, 1368, 1566, 1653, 2052, 2088, 2204, 3132, 3306, 4104, 4408, 4959, 6264, 6612, 6763, 9918, 13224, 13526, 14877, 19836, 20289, 27052, 29754, 39672, 40578, 54104, 59508, 60867, 81156, 119016, 121734, 128497, 162312, 182601, 196127, 243468, 256994, 365202, 385491, 392254, 486936, 513988, 588381, 730404, 770982, 784508, 1027976, 1156473, 1176762, 1460808, 1541964, 1569016, 1765143, 2312946, 2353524, 3083928, 3469419, 3530286, 3726413, 4625892, 4707048, 5295429, 6938838, 7060572, 7452826, 9251784, 10590858, 11179239, 13877676, 14121144, 14905652, 21181716, 22358478, 27755352, 29811304, 33537717, 42363432, 44716956, 67075434, 89433912, 100613151, 134150868, 201226302, 268301736, 402452604, 804905208]

約数ペア:
[(1, 804905208), (2, 402452604), (3, 268301736), (4, 201226302), (6, 134150868), (8, 100613151), (9, 89433912), (12, 67075434), (18, 44716956), (19, 42363432), (24, 33537717), (27, 29811304), (29, 27755352), (36, 22358478), (38, 21181716), (54, 14905652), (57, 14121144), (58, 13877676), (72, 11179239), (76, 10590858), (87, 9251784), (108, 7452826), (114, 7060572), (116, 6938838), (152, 5295429), (171, 4707048), (174, 4625892), (216, 3726413), (228, 3530286), (232, 3469419), (261, 3083928), (342, 2353524), (348, 2312946), (456, 1765143), (513, 1569016), (522, 1541964), (551, 1460808), (684, 1176762), (696, 1156473), (783, 1027976), (1026, 784508), (1044, 770982), (1102, 730404), (1368, 588381), (1566, 513988), (1653, 486936), (2052, 392254), (2088, 385491), (2204, 365202), (3132, 256994), (3306, 243468), (4104, 196127), (4408, 182601), (4959, 162312), (6264, 128497), (6612, 121734), (6763, 119016), (9918, 81156), (13224, 60867), (13526, 59508), (14877, 54104), (19836, 40578), (20289, 39672), (27052, 29754)]

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