About the Number

138781968

138781967 ← → 138781969

2進数表記:1000010001011010010100010000

漢数字表記:一億三千八百七十八万千九百六十八

素因数分解:

2 4 × 3 1 × 13 1 × 37 1 × 6011 1

素因数の和:6072
約数の個数: 80
約数和(自身を含む): 396599616
約数和(自身を除く): 257817648

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 888, 962, 1443, 1776, 1924, 2886, 3848, 5772, 6011, 7696, 11544, 12022, 18033, 23088, 24044, 36066, 48088, 72132, 78143, 96176, 144264, 156286, 222407, 234429, 288528, 312572, 444814, 468858, 625144, 667221, 889628, 937716, 1250288, 1334442, 1779256, 1875432, 2668884, 2891291, 3558512, 3750864, 5337768, 5782582, 8673873, 10675536, 11565164, 17347746, 23130328, 34695492, 46260656, 69390984, 138781968]

約数ペア:
[(1, 138781968), (2, 69390984), (3, 46260656), (4, 34695492), (6, 23130328), (8, 17347746), (12, 11565164), (13, 10675536), (16, 8673873), (24, 5782582), (26, 5337768), (37, 3750864), (39, 3558512), (48, 2891291), (52, 2668884), (74, 1875432), (78, 1779256), (104, 1334442), (111, 1250288), (148, 937716), (156, 889628), (208, 667221), (222, 625144), (296, 468858), (312, 444814), (444, 312572), (481, 288528), (592, 234429), (624, 222407), (888, 156286), (962, 144264), (1443, 96176), (1776, 78143), (1924, 72132), (2886, 48088), (3848, 36066), (5772, 24044), (6011, 23088), (7696, 18033), (11544, 12022)]

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