About the Number

130739490

130739489 ← → 130739491

2進数表記:111110010101110110100100010

漢数字表記:一億三千七十三万九千四百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 207523 1

素因数の和:207543
約数の個数: 48
約数和(自身を含む): 388484928
約数和(自身を除く): 257745438

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 207523, 415046, 622569, 1037615, 1245138, 1452661, 1867707, 2075230, 2905322, 3112845, 3735414, 4357983, 6225690, 7263305, 8715966, 9338535, 13073949, 14526610, 18677070, 21789915, 26147898, 43579830, 65369745, 130739490]

約数ペア:
[(1, 130739490), (2, 65369745), (3, 43579830), (5, 26147898), (6, 21789915), (7, 18677070), (9, 14526610), (10, 13073949), (14, 9338535), (15, 8715966), (18, 7263305), (21, 6225690), (30, 4357983), (35, 3735414), (42, 3112845), (45, 2905322), (63, 2075230), (70, 1867707), (90, 1452661), (105, 1245138), (126, 1037615), (210, 622569), (315, 415046), (630, 207523)]

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