About the Number

128229888

128229887 ← → 128229889

2進数表記:111101001001010001000000000

漢数字表記:一億二千八百二十二万九千八百八十八

素因数分解:

2 9 × 3 1 × 31 1 × 2693 1

素因数の和:2745
約数の個数: 80
約数和(自身を含む): 352763136
約数和(自身を除く): 224533248

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 744, 768, 992, 1488, 1536, 1984, 2693, 2976, 3968, 5386, 5952, 7936, 8079, 10772, 11904, 15872, 16158, 21544, 23808, 32316, 43088, 47616, 64632, 83483, 86176, 129264, 166966, 172352, 250449, 258528, 333932, 344704, 500898, 517056, 667864, 689408, 1001796, 1034112, 1335728, 1378816, 2003592, 2068224, 2671456, 4007184, 4136448, 5342912, 8014368, 10685824, 16028736, 21371648, 32057472, 42743296, 64114944, 128229888]

約数ペア:
[(1, 128229888), (2, 64114944), (3, 42743296), (4, 32057472), (6, 21371648), (8, 16028736), (12, 10685824), (16, 8014368), (24, 5342912), (31, 4136448), (32, 4007184), (48, 2671456), (62, 2068224), (64, 2003592), (93, 1378816), (96, 1335728), (124, 1034112), (128, 1001796), (186, 689408), (192, 667864), (248, 517056), (256, 500898), (372, 344704), (384, 333932), (496, 258528), (512, 250449), (744, 172352), (768, 166966), (992, 129264), (1488, 86176), (1536, 83483), (1984, 64632), (2693, 47616), (2976, 43088), (3968, 32316), (5386, 23808), (5952, 21544), (7936, 16158), (8079, 15872), (10772, 11904)]

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