About the Number

1268213640

1268213639 ← → 1268213641

2進数表記:1001011100101110110011110001000

漢数字表記:十二億六千八百二十一万三千六百四十

素因数分解:

2 3 × 3 1 × 5 1 × 41 2 × 6287 1

素因数の和:6383
約数の個数: 96
約数和(自身を含む): 3900320640
約数和(自身を除く): 2632107000

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 1681, 2460, 3362, 4920, 5043, 6287, 6724, 8405, 10086, 12574, 13448, 16810, 18861, 20172, 25148, 25215, 31435, 33620, 37722, 40344, 50296, 50430, 62870, 67240, 75444, 94305, 100860, 125740, 150888, 188610, 201720, 251480, 257767, 377220, 515534, 754440, 773301, 1031068, 1288835, 1546602, 2062136, 2577670, 3093204, 3866505, 5155340, 6186408, 7733010, 10310680, 10568447, 15466020, 21136894, 30932040, 31705341, 42273788, 52842235, 63410682, 84547576, 105684470, 126821364, 158526705, 211368940, 253642728, 317053410, 422737880, 634106820, 1268213640]

約数ペア:
[(1, 1268213640), (2, 634106820), (3, 422737880), (4, 317053410), (5, 253642728), (6, 211368940), (8, 158526705), (10, 126821364), (12, 105684470), (15, 84547576), (20, 63410682), (24, 52842235), (30, 42273788), (40, 31705341), (41, 30932040), (60, 21136894), (82, 15466020), (120, 10568447), (123, 10310680), (164, 7733010), (205, 6186408), (246, 5155340), (328, 3866505), (410, 3093204), (492, 2577670), (615, 2062136), (820, 1546602), (984, 1288835), (1230, 1031068), (1640, 773301), (1681, 754440), (2460, 515534), (3362, 377220), (4920, 257767), (5043, 251480), (6287, 201720), (6724, 188610), (8405, 150888), (10086, 125740), (12574, 100860), (13448, 94305), (16810, 75444), (18861, 67240), (20172, 62870), (25148, 50430), (25215, 50296), (31435, 40344), (33620, 37722)]

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