About the Number

213889440

213889439 ← → 213889441

2進数表記:1100101111111011000110100000

漢数字表記:二億千三百八十八万九千四百四十

素因数分解:

2 5 × 3 1 × 5 1 × 191 1 × 2333 1

素因数の和:2542
約数の個数: 96
約数和(自身を含む): 677569536
約数和(自身を除く): 463680096

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, 191, 240, 382, 480, 573, 764, 955, 1146, 1528, 1910, 2292, 2333, 2865, 3056, 3820, 4584, 4666, 5730, 6112, 6999, 7640, 9168, 9332, 11460, 11665, 13998, 15280, 18336, 18664, 22920, 23330, 27996, 30560, 34995, 37328, 45840, 46660, 55992, 69990, 74656, 91680, 93320, 111984, 139980, 186640, 223968, 279960, 373280, 445603, 559920, 891206, 1119840, 1336809, 1782412, 2228015, 2673618, 3564824, 4456030, 5347236, 6684045, 7129648, 8912060, 10694472, 13368090, 14259296, 17824120, 21388944, 26736180, 35648240, 42777888, 53472360, 71296480, 106944720, 213889440]

約数ペア:
[(1, 213889440), (2, 106944720), (3, 71296480), (4, 53472360), (5, 42777888), (6, 35648240), (8, 26736180), (10, 21388944), (12, 17824120), (15, 14259296), (16, 13368090), (20, 10694472), (24, 8912060), (30, 7129648), (32, 6684045), (40, 5347236), (48, 4456030), (60, 3564824), (80, 2673618), (96, 2228015), (120, 1782412), (160, 1336809), (191, 1119840), (240, 891206), (382, 559920), (480, 445603), (573, 373280), (764, 279960), (955, 223968), (1146, 186640), (1528, 139980), (1910, 111984), (2292, 93320), (2333, 91680), (2865, 74656), (3056, 69990), (3820, 55992), (4584, 46660), (4666, 45840), (5730, 37328), (6112, 34995), (6999, 30560), (7640, 27996), (9168, 23330), (9332, 22920), (11460, 18664), (11665, 18336), (13998, 15280)]

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