About the Number

71208480

71208479 ← → 71208481

2進数表記:100001111101000111000100000

漢数字表記:七千百二十万八千四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 21193 1

素因数の和:21218
約数の個数: 96
約数和(自身を含む): 256362624
約数和(自身を除く): 185154144

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 21193, 42386, 63579, 84772, 105965, 127158, 148351, 169544, 211930, 254316, 296702, 317895, 339088, 423860, 445053, 508632, 593404, 635790, 678176, 741755, 847720, 890106, 1017264, 1186808, 1271580, 1483510, 1695440, 1780212, 2034528, 2225265, 2373616, 2543160, 2967020, 3390880, 3560424, 4450530, 4747232, 5086320, 5934040, 7120848, 8901060, 10172640, 11868080, 14241696, 17802120, 23736160, 35604240, 71208480]

約数ペア:
[(1, 71208480), (2, 35604240), (3, 23736160), (4, 17802120), (5, 14241696), (6, 11868080), (7, 10172640), (8, 8901060), (10, 7120848), (12, 5934040), (14, 5086320), (15, 4747232), (16, 4450530), (20, 3560424), (21, 3390880), (24, 2967020), (28, 2543160), (30, 2373616), (32, 2225265), (35, 2034528), (40, 1780212), (42, 1695440), (48, 1483510), (56, 1271580), (60, 1186808), (70, 1017264), (80, 890106), (84, 847720), (96, 741755), (105, 678176), (112, 635790), (120, 593404), (140, 508632), (160, 445053), (168, 423860), (210, 339088), (224, 317895), (240, 296702), (280, 254316), (336, 211930), (420, 169544), (480, 148351), (560, 127158), (672, 105965), (840, 84772), (1120, 63579), (1680, 42386), (3360, 21193)]

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