About the Number

120489472

120489471 ← → 120489473

2進数表記:111001011101000011000000000

漢数字表記:一億二千四十八万九千四百七十二

素因数分解:

2 9 × 17 1 × 109 1 × 127 1

素因数の和:271
約数の個数: 80
約数和(自身を含む): 259269120
約数和(自身を除く): 138779648

約数列:
[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 109, 127, 128, 136, 218, 254, 256, 272, 436, 508, 512, 544, 872, 1016, 1088, 1744, 1853, 2032, 2159, 2176, 3488, 3706, 4064, 4318, 4352, 6976, 7412, 8128, 8636, 8704, 13843, 13952, 14824, 16256, 17272, 27686, 27904, 29648, 32512, 34544, 55372, 55808, 59296, 65024, 69088, 110744, 118592, 138176, 221488, 235331, 237184, 276352, 442976, 470662, 474368, 552704, 885952, 941324, 948736, 1105408, 1771904, 1882648, 3543808, 3765296, 7087616, 7530592, 15061184, 30122368, 60244736, 120489472]

約数ペア:
[(1, 120489472), (2, 60244736), (4, 30122368), (8, 15061184), (16, 7530592), (17, 7087616), (32, 3765296), (34, 3543808), (64, 1882648), (68, 1771904), (109, 1105408), (127, 948736), (128, 941324), (136, 885952), (218, 552704), (254, 474368), (256, 470662), (272, 442976), (436, 276352), (508, 237184), (512, 235331), (544, 221488), (872, 138176), (1016, 118592), (1088, 110744), (1744, 69088), (1853, 65024), (2032, 59296), (2159, 55808), (2176, 55372), (3488, 34544), (3706, 32512), (4064, 29648), (4318, 27904), (4352, 27686), (6976, 17272), (7412, 16256), (8128, 14824), (8636, 13952), (8704, 13843)]

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