About the Number

130905120

130905119 ← → 130905121

2進数表記:111110011010111010000100000

漢数字表記:一億三千九十万五千百二十

素因数分解:

2 5 × 3 1 × 5 1 × 272719 1

素因数の和:272737
約数の個数: 48
約数和(自身を含む): 412352640
約数和(自身を除く): 281447520

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 272719, 545438, 818157, 1090876, 1363595, 1636314, 2181752, 2727190, 3272628, 4090785, 4363504, 5454380, 6545256, 8181570, 8727008, 10908760, 13090512, 16363140, 21817520, 26181024, 32726280, 43635040, 65452560, 130905120]

約数ペア:
[(1, 130905120), (2, 65452560), (3, 43635040), (4, 32726280), (5, 26181024), (6, 21817520), (8, 16363140), (10, 13090512), (12, 10908760), (15, 8727008), (16, 8181570), (20, 6545256), (24, 5454380), (30, 4363504), (32, 4090785), (40, 3272628), (48, 2727190), (60, 2181752), (80, 1636314), (96, 1363595), (120, 1090876), (160, 818157), (240, 545438), (480, 272719)]

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