About the Number

120628980

120628979 ← → 120628981

2進数表記:111001100001010011011110100

漢数字表記:一億二千六十二万八千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 29 1 × 7703 1

素因数の和:7750
約数の個数: 96
約数和(自身を含む): 388281600
約数和(自身を除く): 267652620

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 870, 1044, 1305, 1566, 1740, 2610, 3132, 3915, 5220, 7703, 7830, 15406, 15660, 23109, 30812, 38515, 46218, 69327, 77030, 92436, 115545, 138654, 154060, 207981, 223387, 231090, 277308, 346635, 415962, 446774, 462180, 670161, 693270, 831924, 893548, 1039905, 1116935, 1340322, 1386540, 2010483, 2079810, 2233870, 2680644, 3350805, 4020966, 4159620, 4467740, 6031449, 6701610, 8041932, 10052415, 12062898, 13403220, 20104830, 24125796, 30157245, 40209660, 60314490, 120628980]

約数ペア:
[(1, 120628980), (2, 60314490), (3, 40209660), (4, 30157245), (5, 24125796), (6, 20104830), (9, 13403220), (10, 12062898), (12, 10052415), (15, 8041932), (18, 6701610), (20, 6031449), (27, 4467740), (29, 4159620), (30, 4020966), (36, 3350805), (45, 2680644), (54, 2233870), (58, 2079810), (60, 2010483), (87, 1386540), (90, 1340322), (108, 1116935), (116, 1039905), (135, 893548), (145, 831924), (174, 693270), (180, 670161), (261, 462180), (270, 446774), (290, 415962), (348, 346635), (435, 277308), (522, 231090), (540, 223387), (580, 207981), (783, 154060), (870, 138654), (1044, 115545), (1305, 92436), (1566, 77030), (1740, 69327), (2610, 46218), (3132, 38515), (3915, 30812), (5220, 23109), (7703, 15660), (7830, 15406)]

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