About the Number

42129672

42129671 ← → 42129673

2進数表記:10100000101101100100001000

漢数字表記:四千二百十二万九千六百七十二

素因数分解:

2 3 × 3 1 × 13 3 × 17 1 × 47 1

素因数の和:112
約数の個数: 128
約数和(自身を含む): 123379200
約数和(自身を除く): 81249528

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 47, 51, 52, 68, 78, 94, 102, 104, 136, 141, 156, 169, 188, 204, 221, 282, 312, 338, 376, 408, 442, 507, 564, 611, 663, 676, 799, 884, 1014, 1128, 1222, 1326, 1352, 1598, 1768, 1833, 2028, 2197, 2397, 2444, 2652, 2873, 3196, 3666, 4056, 4394, 4794, 4888, 5304, 5746, 6392, 6591, 7332, 7943, 8619, 8788, 9588, 10387, 11492, 13182, 14664, 15886, 17238, 17576, 19176, 20774, 22984, 23829, 26364, 31161, 31772, 34476, 37349, 41548, 47658, 52728, 62322, 63544, 68952, 74698, 83096, 95316, 103259, 112047, 124644, 135031, 149396, 190632, 206518, 224094, 249288, 270062, 298792, 309777, 405093, 413036, 448188, 540124, 619554, 810186, 826072, 896376, 1080248, 1239108, 1620372, 1755403, 2478216, 3240744, 3510806, 5266209, 7021612, 10532418, 14043224, 21064836, 42129672]

約数ペア:
[(1, 42129672), (2, 21064836), (3, 14043224), (4, 10532418), (6, 7021612), (8, 5266209), (12, 3510806), (13, 3240744), (17, 2478216), (24, 1755403), (26, 1620372), (34, 1239108), (39, 1080248), (47, 896376), (51, 826072), (52, 810186), (68, 619554), (78, 540124), (94, 448188), (102, 413036), (104, 405093), (136, 309777), (141, 298792), (156, 270062), (169, 249288), (188, 224094), (204, 206518), (221, 190632), (282, 149396), (312, 135031), (338, 124644), (376, 112047), (408, 103259), (442, 95316), (507, 83096), (564, 74698), (611, 68952), (663, 63544), (676, 62322), (799, 52728), (884, 47658), (1014, 41548), (1128, 37349), (1222, 34476), (1326, 31772), (1352, 31161), (1598, 26364), (1768, 23829), (1833, 22984), (2028, 20774), (2197, 19176), (2397, 17576), (2444, 17238), (2652, 15886), (2873, 14664), (3196, 13182), (3666, 11492), (4056, 10387), (4394, 9588), (4794, 8788), (4888, 8619), (5304, 7943), (5746, 7332), (6392, 6591)]

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