About the Number

121798208

121798207 ← → 121798209

2進数表記:111010000100111111001000000

漢数字表記:一億二千百七十九万八千二百八

素因数分解:

2 6 × 7 1 × 19 1 × 41 1 × 349 1

素因数の和:428
約数の個数: 112
約数和(自身を含む): 298704000
約数和(自身を除く): 176905792

約数列:
[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 41, 56, 64, 76, 82, 112, 133, 152, 164, 224, 266, 287, 304, 328, 349, 448, 532, 574, 608, 656, 698, 779, 1064, 1148, 1216, 1312, 1396, 1558, 2128, 2296, 2443, 2624, 2792, 3116, 4256, 4592, 4886, 5453, 5584, 6232, 6631, 8512, 9184, 9772, 10906, 11168, 12464, 13262, 14309, 18368, 19544, 21812, 22336, 24928, 26524, 28618, 39088, 43624, 46417, 49856, 53048, 57236, 78176, 87248, 92834, 100163, 106096, 114472, 156352, 174496, 185668, 200326, 212192, 228944, 271871, 348992, 371336, 400652, 424384, 457888, 543742, 742672, 801304, 915776, 1087484, 1485344, 1602608, 1903097, 2174968, 2970688, 3205216, 3806194, 4349936, 6410432, 7612388, 8699872, 15224776, 17399744, 30449552, 60899104, 121798208]

約数ペア:
[(1, 121798208), (2, 60899104), (4, 30449552), (7, 17399744), (8, 15224776), (14, 8699872), (16, 7612388), (19, 6410432), (28, 4349936), (32, 3806194), (38, 3205216), (41, 2970688), (56, 2174968), (64, 1903097), (76, 1602608), (82, 1485344), (112, 1087484), (133, 915776), (152, 801304), (164, 742672), (224, 543742), (266, 457888), (287, 424384), (304, 400652), (328, 371336), (349, 348992), (448, 271871), (532, 228944), (574, 212192), (608, 200326), (656, 185668), (698, 174496), (779, 156352), (1064, 114472), (1148, 106096), (1216, 100163), (1312, 92834), (1396, 87248), (1558, 78176), (2128, 57236), (2296, 53048), (2443, 49856), (2624, 46417), (2792, 43624), (3116, 39088), (4256, 28618), (4592, 26524), (4886, 24928), (5453, 22336), (5584, 21812), (6232, 19544), (6631, 18368), (8512, 14309), (9184, 13262), (9772, 12464), (10906, 11168)]

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