About the Number

145551870

145551869 ← → 145551871

2進数表記:1000101011001111000111111110

漢数字表記:一億四千五百五十五万千八百七十

素因数分解:

2 1 × 3 3 × 5 1 × 29 2 × 641 1

素因数の和:715
約数の個数: 96
約数和(自身を含む): 402611040
約数和(自身を除く): 257059170

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 641, 783, 841, 870, 1282, 1305, 1566, 1682, 1923, 2523, 2610, 3205, 3846, 3915, 4205, 5046, 5769, 6410, 7569, 7830, 8410, 9615, 11538, 12615, 15138, 17307, 18589, 19230, 22707, 25230, 28845, 34614, 37178, 37845, 45414, 55767, 57690, 75690, 86535, 92945, 111534, 113535, 167301, 173070, 185890, 227070, 278835, 334602, 501903, 539081, 557670, 836505, 1003806, 1078162, 1617243, 1673010, 2509515, 2695405, 3234486, 4851729, 5019030, 5390810, 8086215, 9703458, 14555187, 16172430, 24258645, 29110374, 48517290, 72775935, 145551870]

約数ペア:
[(1, 145551870), (2, 72775935), (3, 48517290), (5, 29110374), (6, 24258645), (9, 16172430), (10, 14555187), (15, 9703458), (18, 8086215), (27, 5390810), (29, 5019030), (30, 4851729), (45, 3234486), (54, 2695405), (58, 2509515), (87, 1673010), (90, 1617243), (135, 1078162), (145, 1003806), (174, 836505), (261, 557670), (270, 539081), (290, 501903), (435, 334602), (522, 278835), (641, 227070), (783, 185890), (841, 173070), (870, 167301), (1282, 113535), (1305, 111534), (1566, 92945), (1682, 86535), (1923, 75690), (2523, 57690), (2610, 55767), (3205, 45414), (3846, 37845), (3915, 37178), (4205, 34614), (5046, 28845), (5769, 25230), (6410, 22707), (7569, 19230), (7830, 18589), (8410, 17307), (9615, 15138), (11538, 12615)]

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