About the Number

128470428

128470427 ← → 128470429

2進数表記:111101010000100110110011100

漢数字表記:一億二千八百四十七万四百二十八

素因数分解:

2 2 × 3 3 × 17 1 × 167 1 × 419 1

素因数の和:616
約数の個数: 96
約数和(自身を含む): 355622400
約数和(自身を除く): 227151972

約数列:
[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 167, 204, 306, 334, 419, 459, 501, 612, 668, 838, 918, 1002, 1257, 1503, 1676, 1836, 2004, 2514, 2839, 3006, 3771, 4509, 5028, 5678, 6012, 7123, 7542, 8517, 9018, 11313, 11356, 14246, 15084, 17034, 18036, 21369, 22626, 25551, 28492, 34068, 42738, 45252, 51102, 64107, 69973, 76653, 85476, 102204, 128214, 139946, 153306, 192321, 209919, 256428, 279892, 306612, 384642, 419838, 629757, 769284, 839676, 1189541, 1259514, 1889271, 2379082, 2519028, 3568623, 3778542, 4758164, 7137246, 7557084, 10705869, 14274492, 21411738, 32117607, 42823476, 64235214, 128470428]

約数ペア:
[(1, 128470428), (2, 64235214), (3, 42823476), (4, 32117607), (6, 21411738), (9, 14274492), (12, 10705869), (17, 7557084), (18, 7137246), (27, 4758164), (34, 3778542), (36, 3568623), (51, 2519028), (54, 2379082), (68, 1889271), (102, 1259514), (108, 1189541), (153, 839676), (167, 769284), (204, 629757), (306, 419838), (334, 384642), (419, 306612), (459, 279892), (501, 256428), (612, 209919), (668, 192321), (838, 153306), (918, 139946), (1002, 128214), (1257, 102204), (1503, 85476), (1676, 76653), (1836, 69973), (2004, 64107), (2514, 51102), (2839, 45252), (3006, 42738), (3771, 34068), (4509, 28492), (5028, 25551), (5678, 22626), (6012, 21369), (7123, 18036), (7542, 17034), (8517, 15084), (9018, 14246), (11313, 11356)]

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