About the Number

120486880

120486879 ← → 120486881

2進数表記:111001011100111101111100000

漢数字表記:一億二千四十八万六千八百八十

素因数分解:

2 5 × 5 1 × 23 1 × 29 1 × 1129 1

素因数の和:1196
約数の個数: 96
約数和(自身を含む): 307540800
約数和(自身を除く): 187053920

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 580, 667, 736, 920, 928, 1129, 1160, 1334, 1840, 2258, 2320, 2668, 3335, 3680, 4516, 4640, 5336, 5645, 6670, 9032, 10672, 11290, 13340, 18064, 21344, 22580, 25967, 26680, 32741, 36128, 45160, 51934, 53360, 65482, 90320, 103868, 106720, 129835, 130964, 163705, 180640, 207736, 259670, 261928, 327410, 415472, 519340, 523856, 654820, 753043, 830944, 1038680, 1047712, 1309640, 1506086, 2077360, 2619280, 3012172, 3765215, 4154720, 5238560, 6024344, 7530430, 12048688, 15060860, 24097376, 30121720, 60243440, 120486880]

約数ペア:
[(1, 120486880), (2, 60243440), (4, 30121720), (5, 24097376), (8, 15060860), (10, 12048688), (16, 7530430), (20, 6024344), (23, 5238560), (29, 4154720), (32, 3765215), (40, 3012172), (46, 2619280), (58, 2077360), (80, 1506086), (92, 1309640), (115, 1047712), (116, 1038680), (145, 830944), (160, 753043), (184, 654820), (230, 523856), (232, 519340), (290, 415472), (368, 327410), (460, 261928), (464, 259670), (580, 207736), (667, 180640), (736, 163705), (920, 130964), (928, 129835), (1129, 106720), (1160, 103868), (1334, 90320), (1840, 65482), (2258, 53360), (2320, 51934), (2668, 45160), (3335, 36128), (3680, 32741), (4516, 26680), (4640, 25967), (5336, 22580), (5645, 21344), (6670, 18064), (9032, 13340), (10672, 11290)]

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