About the Number

122991948

122991947 ← → 122991949

2進数表記:111010101001011010101001100

漢数字表記:一億二千二百九十九万千九百四十八

素因数分解:

2 2 × 3 2 × 23 1 × 89 1 × 1669 1

素因数の和:1791
約数の個数: 72
約数和(自身を含む): 328255200
約数和(自身を除く): 205263252

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 89, 92, 138, 178, 207, 267, 276, 356, 414, 534, 801, 828, 1068, 1602, 1669, 2047, 3204, 3338, 4094, 5007, 6141, 6676, 8188, 10014, 12282, 15021, 18423, 20028, 24564, 30042, 36846, 38387, 60084, 73692, 76774, 115161, 148541, 153548, 230322, 297082, 345483, 445623, 460644, 594164, 690966, 891246, 1336869, 1381932, 1782492, 2673738, 3416443, 5347476, 6832886, 10249329, 13665772, 20498658, 30747987, 40997316, 61495974, 122991948]

約数ペア:
[(1, 122991948), (2, 61495974), (3, 40997316), (4, 30747987), (6, 20498658), (9, 13665772), (12, 10249329), (18, 6832886), (23, 5347476), (36, 3416443), (46, 2673738), (69, 1782492), (89, 1381932), (92, 1336869), (138, 891246), (178, 690966), (207, 594164), (267, 460644), (276, 445623), (356, 345483), (414, 297082), (534, 230322), (801, 153548), (828, 148541), (1068, 115161), (1602, 76774), (1669, 73692), (2047, 60084), (3204, 38387), (3338, 36846), (4094, 30042), (5007, 24564), (6141, 20028), (6676, 18423), (8188, 15021), (10014, 12282)]

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