About the Number

131948280

131948279 ← → 131948281

2進数表記:111110111010101111011111000

漢数字表記:一億三千百九十四万八千二百八十

素因数分解:

2 3 × 3 2 × 5 1 × 313 1 × 1171 1

素因数の和:1501
約数の個数: 96
約数和(自身を含む): 430569360
約数和(自身を除く): 298621080

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 313, 360, 626, 939, 1171, 1252, 1565, 1878, 2342, 2504, 2817, 3130, 3513, 3756, 4684, 4695, 5634, 5855, 6260, 7026, 7512, 9368, 9390, 10539, 11268, 11710, 12520, 14052, 14085, 17565, 18780, 21078, 22536, 23420, 28104, 28170, 35130, 37560, 42156, 46840, 52695, 56340, 70260, 84312, 105390, 112680, 140520, 210780, 366523, 421560, 733046, 1099569, 1466092, 1832615, 2199138, 2932184, 3298707, 3665230, 4398276, 5497845, 6597414, 7330460, 8796552, 10995690, 13194828, 14660920, 16493535, 21991380, 26389656, 32987070, 43982760, 65974140, 131948280]

約数ペア:
[(1, 131948280), (2, 65974140), (3, 43982760), (4, 32987070), (5, 26389656), (6, 21991380), (8, 16493535), (9, 14660920), (10, 13194828), (12, 10995690), (15, 8796552), (18, 7330460), (20, 6597414), (24, 5497845), (30, 4398276), (36, 3665230), (40, 3298707), (45, 2932184), (60, 2199138), (72, 1832615), (90, 1466092), (120, 1099569), (180, 733046), (313, 421560), (360, 366523), (626, 210780), (939, 140520), (1171, 112680), (1252, 105390), (1565, 84312), (1878, 70260), (2342, 56340), (2504, 52695), (2817, 46840), (3130, 42156), (3513, 37560), (3756, 35130), (4684, 28170), (4695, 28104), (5634, 23420), (5855, 22536), (6260, 21078), (7026, 18780), (7512, 17565), (9368, 14085), (9390, 14052), (10539, 12520), (11268, 11710)]

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