About the Number

130172784

130172783 ← → 130172785

2進数表記:111110000100100011101110000

漢数字表記:一億三千十七万二千七百八十四

素因数分解:

2 4 × 3 1 × 7 1 × 239 1 × 1621 1

素因数の和:1878
約数の個数: 80
約数和(自身を含む): 386165760
約数和(自身を除く): 255992976

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 239, 336, 478, 717, 956, 1434, 1621, 1673, 1912, 2868, 3242, 3346, 3824, 4863, 5019, 5736, 6484, 6692, 9726, 10038, 11347, 11472, 12968, 13384, 19452, 20076, 22694, 25936, 26768, 34041, 38904, 40152, 45388, 68082, 77808, 80304, 90776, 136164, 181552, 272328, 387419, 544656, 774838, 1162257, 1549676, 2324514, 2711933, 3099352, 4649028, 5423866, 6198704, 8135799, 9298056, 10847732, 16271598, 18596112, 21695464, 32543196, 43390928, 65086392, 130172784]

約数ペア:
[(1, 130172784), (2, 65086392), (3, 43390928), (4, 32543196), (6, 21695464), (7, 18596112), (8, 16271598), (12, 10847732), (14, 9298056), (16, 8135799), (21, 6198704), (24, 5423866), (28, 4649028), (42, 3099352), (48, 2711933), (56, 2324514), (84, 1549676), (112, 1162257), (168, 774838), (239, 544656), (336, 387419), (478, 272328), (717, 181552), (956, 136164), (1434, 90776), (1621, 80304), (1673, 77808), (1912, 68082), (2868, 45388), (3242, 40152), (3346, 38904), (3824, 34041), (4863, 26768), (5019, 25936), (5736, 22694), (6484, 20076), (6692, 19452), (9726, 13384), (10038, 12968), (11347, 11472)]

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