About the Number

231913920

231913919 ← → 231913921

2進数表記:1101110100101011100111000000

漢数字表記:二億三千百九十一万三千九百二十

素因数分解:

2 6 × 3 1 × 5 1 × 7 1 × 34511 1

素因数の和:34538
約数の個数: 112
約数和(自身を含む): 841540608
約数和(自身を除く): 609626688

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 34511, 69022, 103533, 138044, 172555, 207066, 241577, 276088, 345110, 414132, 483154, 517665, 552176, 690220, 724731, 828264, 966308, 1035330, 1104352, 1207885, 1380440, 1449462, 1656528, 1932616, 2070660, 2208704, 2415770, 2760880, 2898924, 3313056, 3623655, 3865232, 4141320, 4831540, 5521760, 5797848, 6626112, 7247310, 7730464, 8282640, 9663080, 11043520, 11595696, 14494620, 15460928, 16565280, 19326160, 23191392, 28989240, 33130560, 38652320, 46382784, 57978480, 77304640, 115956960, 231913920]

約数ペア:
[(1, 231913920), (2, 115956960), (3, 77304640), (4, 57978480), (5, 46382784), (6, 38652320), (7, 33130560), (8, 28989240), (10, 23191392), (12, 19326160), (14, 16565280), (15, 15460928), (16, 14494620), (20, 11595696), (21, 11043520), (24, 9663080), (28, 8282640), (30, 7730464), (32, 7247310), (35, 6626112), (40, 5797848), (42, 5521760), (48, 4831540), (56, 4141320), (60, 3865232), (64, 3623655), (70, 3313056), (80, 2898924), (84, 2760880), (96, 2415770), (105, 2208704), (112, 2070660), (120, 1932616), (140, 1656528), (160, 1449462), (168, 1380440), (192, 1207885), (210, 1104352), (224, 1035330), (240, 966308), (280, 828264), (320, 724731), (336, 690220), (420, 552176), (448, 517665), (480, 483154), (560, 414132), (672, 345110), (840, 276088), (960, 241577), (1120, 207066), (1344, 172555), (1680, 138044), (2240, 103533), (3360, 69022), (6720, 34511)]

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