About the Number

212130768

212130767 ← → 212130769

2進数表記:1100101001001101101111010000

漢数字表記:二億千二百十三万七百六十八

素因数分解:

2 4 × 3 1 × 31 1 × 37 1 × 3853 1

素因数の和:3932
約数の個数: 80
約数和(自身を含む): 581121536
約数和(自身を除く): 368990768

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 444, 496, 592, 744, 888, 1147, 1488, 1776, 2294, 3441, 3853, 4588, 6882, 7706, 9176, 11559, 13764, 15412, 18352, 23118, 27528, 30824, 46236, 55056, 61648, 92472, 119443, 142561, 184944, 238886, 285122, 358329, 427683, 477772, 570244, 716658, 855366, 955544, 1140488, 1433316, 1710732, 1911088, 2280976, 2866632, 3421464, 4419391, 5733264, 6842928, 8838782, 13258173, 17677564, 26516346, 35355128, 53032692, 70710256, 106065384, 212130768]

約数ペア:
[(1, 212130768), (2, 106065384), (3, 70710256), (4, 53032692), (6, 35355128), (8, 26516346), (12, 17677564), (16, 13258173), (24, 8838782), (31, 6842928), (37, 5733264), (48, 4419391), (62, 3421464), (74, 2866632), (93, 2280976), (111, 1911088), (124, 1710732), (148, 1433316), (186, 1140488), (222, 955544), (248, 855366), (296, 716658), (372, 570244), (444, 477772), (496, 427683), (592, 358329), (744, 285122), (888, 238886), (1147, 184944), (1488, 142561), (1776, 119443), (2294, 92472), (3441, 61648), (3853, 55056), (4588, 46236), (6882, 30824), (7706, 27528), (9176, 23118), (11559, 18352), (13764, 15412)]

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