About the Number

381345120

381345119 ← → 381345121

2進数表記:10110101110101101110101100000

漢数字表記:三億八千百三十四万五千百二十

素因数分解:

2 5 × 3 2 × 5 1 × 13 2 × 1567 1

素因数の和:1614
約数の個数: 216
約数和(自身を含む): 1410042816
約数和(自身を除く): 1028697696

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1567, 1690, 1872, 2028, 2080, 2340, 2535, 2704, 3042, 3120, 3134, 3380, 3744, 4056, 4680, 4701, 5070, 5408, 6084, 6240, 6268, 6760, 7605, 7835, 8112, 9360, 9402, 10140, 12168, 12536, 13520, 14103, 15210, 15670, 16224, 18720, 18804, 20280, 20371, 23505, 24336, 25072, 27040, 28206, 30420, 31340, 37608, 40560, 40742, 47010, 48672, 50144, 56412, 60840, 61113, 62680, 70515, 75216, 81120, 81484, 94020, 101855, 112824, 121680, 122226, 125360, 141030, 150432, 162968, 183339, 188040, 203710, 225648, 243360, 244452, 250720, 264823, 282060, 305565, 325936, 366678, 376080, 407420, 451296, 488904, 529646, 564120, 611130, 651872, 733356, 752160, 794469, 814840, 916695, 977808, 1059292, 1128240, 1222260, 1324115, 1466712, 1588938, 1629680, 1833390, 1955616, 2118584, 2256480, 2383407, 2444520, 2648230, 2933424, 3177876, 3259360, 3666780, 3972345, 4237168, 4766814, 4889040, 5296460, 5866848, 6355752, 7333560, 7944690, 8474336, 9533628, 9778080, 10592920, 11917035, 12711504, 14667120, 15889380, 19067256, 21185840, 23834070, 25423008, 29334240, 31778760, 38134512, 42371680, 47668140, 63557520, 76269024, 95336280, 127115040, 190672560, 381345120]

約数ペア:
[(1, 381345120), (2, 190672560), (3, 127115040), (4, 95336280), (5, 76269024), (6, 63557520), (8, 47668140), (9, 42371680), (10, 38134512), (12, 31778760), (13, 29334240), (15, 25423008), (16, 23834070), (18, 21185840), (20, 19067256), (24, 15889380), (26, 14667120), (30, 12711504), (32, 11917035), (36, 10592920), (39, 9778080), (40, 9533628), (45, 8474336), (48, 7944690), (52, 7333560), (60, 6355752), (65, 5866848), (72, 5296460), (78, 4889040), (80, 4766814), (90, 4237168), (96, 3972345), (104, 3666780), (117, 3259360), (120, 3177876), (130, 2933424), (144, 2648230), (156, 2444520), (160, 2383407), (169, 2256480), (180, 2118584), (195, 1955616), (208, 1833390), (234, 1629680), (240, 1588938), (260, 1466712), (288, 1324115), (312, 1222260), (338, 1128240), (360, 1059292), (390, 977808), (416, 916695), (468, 814840), (480, 794469), (507, 752160), (520, 733356), (585, 651872), (624, 611130), (676, 564120), (720, 529646), (780, 488904), (845, 451296), (936, 407420), (1014, 376080), (1040, 366678), (1170, 325936), (1248, 305565), (1352, 282060), (1440, 264823), (1521, 250720), (1560, 244452), (1567, 243360), (1690, 225648), (1872, 203710), (2028, 188040), (2080, 183339), (2340, 162968), (2535, 150432), (2704, 141030), (3042, 125360), (3120, 122226), (3134, 121680), (3380, 112824), (3744, 101855), (4056, 94020), (4680, 81484), (4701, 81120), (5070, 75216), (5408, 70515), (6084, 62680), (6240, 61113), (6268, 60840), (6760, 56412), (7605, 50144), (7835, 48672), (8112, 47010), (9360, 40742), (9402, 40560), (10140, 37608), (12168, 31340), (12536, 30420), (13520, 28206), (14103, 27040), (15210, 25072), (15670, 24336), (16224, 23505), (18720, 20371), (18804, 20280)]

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