About the Number

121611968

121611967 ← → 121611969

2進数表記:111001111111010011011000000

漢数字表記:一億二千百六十一万千九百六十八

素因数分解:

2 6 × 67 1 × 79 1 × 359 1

素因数の和:517
約数の個数: 56
約数和(自身を含む): 248716800
約数和(自身を除く): 127104832

約数列:
[1, 2, 4, 8, 16, 32, 64, 67, 79, 134, 158, 268, 316, 359, 536, 632, 718, 1072, 1264, 1436, 2144, 2528, 2872, 4288, 5056, 5293, 5744, 10586, 11488, 21172, 22976, 24053, 28361, 42344, 48106, 56722, 84688, 96212, 113444, 169376, 192424, 226888, 338752, 384848, 453776, 769696, 907552, 1539392, 1815104, 1900187, 3800374, 7600748, 15201496, 30402992, 60805984, 121611968]

約数ペア:
[(1, 121611968), (2, 60805984), (4, 30402992), (8, 15201496), (16, 7600748), (32, 3800374), (64, 1900187), (67, 1815104), (79, 1539392), (134, 907552), (158, 769696), (268, 453776), (316, 384848), (359, 338752), (536, 226888), (632, 192424), (718, 169376), (1072, 113444), (1264, 96212), (1436, 84688), (2144, 56722), (2528, 48106), (2872, 42344), (4288, 28361), (5056, 24053), (5293, 22976), (5744, 21172), (10586, 11488)]

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