About the Number

121642920

121642919 ← → 121642921

2進数表記:111010000000001111110101000

漢数字表記:一億二千百六十四万二千九百二十

素因数分解:

2 3 × 3 2 × 5 1 × 7 1 × 48271 1

素因数の和:48295
約数の個数: 96
約数和(自身を含む): 451825920
約数和(自身を除く): 330183000

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 48271, 96542, 144813, 193084, 241355, 289626, 337897, 386168, 434439, 482710, 579252, 675794, 724065, 868878, 965420, 1013691, 1158504, 1351588, 1448130, 1689485, 1737756, 1930840, 2027382, 2172195, 2703176, 2896260, 3041073, 3378970, 3475512, 4054764, 4344390, 5068455, 5792520, 6082146, 6757940, 8109528, 8688780, 10136910, 12164292, 13515880, 15205365, 17377560, 20273820, 24328584, 30410730, 40547640, 60821460, 121642920]

約数ペア:
[(1, 121642920), (2, 60821460), (3, 40547640), (4, 30410730), (5, 24328584), (6, 20273820), (7, 17377560), (8, 15205365), (9, 13515880), (10, 12164292), (12, 10136910), (14, 8688780), (15, 8109528), (18, 6757940), (20, 6082146), (21, 5792520), (24, 5068455), (28, 4344390), (30, 4054764), (35, 3475512), (36, 3378970), (40, 3041073), (42, 2896260), (45, 2703176), (56, 2172195), (60, 2027382), (63, 1930840), (70, 1737756), (72, 1689485), (84, 1448130), (90, 1351588), (105, 1158504), (120, 1013691), (126, 965420), (140, 868878), (168, 724065), (180, 675794), (210, 579252), (252, 482710), (280, 434439), (315, 386168), (360, 337897), (420, 289626), (504, 241355), (630, 193084), (840, 144813), (1260, 96542), (2520, 48271)]

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