About the Number

155157210

155157209 ← → 155157211

2進数表記:1001001111111000001011011010

漢数字表記:一億五千五百十五万七千二百十

素因数分解:

2 1 × 3 2 × 5 1 × 13 2 × 101 2

素因数の和:241
約数の個数: 108
約数和(自身を含む): 441195066
約数和(自身を除く): 286037856

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 101, 117, 130, 169, 195, 202, 234, 303, 338, 390, 505, 507, 585, 606, 845, 909, 1010, 1014, 1170, 1313, 1515, 1521, 1690, 1818, 2535, 2626, 3030, 3042, 3939, 4545, 5070, 6565, 7605, 7878, 9090, 10201, 11817, 13130, 15210, 17069, 19695, 20402, 23634, 30603, 34138, 39390, 51005, 51207, 59085, 61206, 85345, 91809, 102010, 102414, 118170, 132613, 153015, 153621, 170690, 183618, 256035, 265226, 306030, 307242, 397839, 459045, 512070, 663065, 768105, 795678, 918090, 1193517, 1326130, 1536210, 1723969, 1989195, 2387034, 3447938, 3978390, 5171907, 5967585, 8619845, 10343814, 11935170, 15515721, 17239690, 25859535, 31031442, 51719070, 77578605, 155157210]

約数ペア:
[(1, 155157210), (2, 77578605), (3, 51719070), (5, 31031442), (6, 25859535), (9, 17239690), (10, 15515721), (13, 11935170), (15, 10343814), (18, 8619845), (26, 5967585), (30, 5171907), (39, 3978390), (45, 3447938), (65, 2387034), (78, 1989195), (90, 1723969), (101, 1536210), (117, 1326130), (130, 1193517), (169, 918090), (195, 795678), (202, 768105), (234, 663065), (303, 512070), (338, 459045), (390, 397839), (505, 307242), (507, 306030), (585, 265226), (606, 256035), (845, 183618), (909, 170690), (1010, 153621), (1014, 153015), (1170, 132613), (1313, 118170), (1515, 102414), (1521, 102010), (1690, 91809), (1818, 85345), (2535, 61206), (2626, 59085), (3030, 51207), (3042, 51005), (3939, 39390), (4545, 34138), (5070, 30603), (6565, 23634), (7605, 20402), (7878, 19695), (9090, 17069), (10201, 15210), (11817, 13130)]

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