About the Number

101721690

101721689 ← → 101721691

2進数表記:110000100000010011001011010

漢数字表記:一億百七十二万千六百九十

素因数分解:

2 1 × 3 3 × 5 1 × 7 1 × 107 1 × 503 1

素因数の和:633
約数の個数: 128
約数和(自身を含む): 313528320
約数和(自身を除く): 211806630

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 107, 126, 135, 189, 210, 214, 270, 315, 321, 378, 503, 535, 630, 642, 749, 945, 963, 1006, 1070, 1498, 1509, 1605, 1890, 1926, 2247, 2515, 2889, 3018, 3210, 3521, 3745, 4494, 4527, 4815, 5030, 5778, 6741, 7042, 7490, 7545, 9054, 9630, 10563, 11235, 13482, 13581, 14445, 15090, 17605, 20223, 21126, 22470, 22635, 27162, 28890, 31689, 33705, 35210, 40446, 45270, 52815, 53821, 63378, 67410, 67905, 95067, 101115, 105630, 107642, 135810, 158445, 161463, 190134, 202230, 269105, 316890, 322926, 376747, 475335, 484389, 538210, 753494, 807315, 950670, 968778, 1130241, 1453167, 1614630, 1883735, 2260482, 2421945, 2906334, 3390723, 3767470, 4843890, 5651205, 6781446, 7265835, 10172169, 11302410, 14531670, 16953615, 20344338, 33907230, 50860845, 101721690]

約数ペア:
[(1, 101721690), (2, 50860845), (3, 33907230), (5, 20344338), (6, 16953615), (7, 14531670), (9, 11302410), (10, 10172169), (14, 7265835), (15, 6781446), (18, 5651205), (21, 4843890), (27, 3767470), (30, 3390723), (35, 2906334), (42, 2421945), (45, 2260482), (54, 1883735), (63, 1614630), (70, 1453167), (90, 1130241), (105, 968778), (107, 950670), (126, 807315), (135, 753494), (189, 538210), (210, 484389), (214, 475335), (270, 376747), (315, 322926), (321, 316890), (378, 269105), (503, 202230), (535, 190134), (630, 161463), (642, 158445), (749, 135810), (945, 107642), (963, 105630), (1006, 101115), (1070, 95067), (1498, 67905), (1509, 67410), (1605, 63378), (1890, 53821), (1926, 52815), (2247, 45270), (2515, 40446), (2889, 35210), (3018, 33705), (3210, 31689), (3521, 28890), (3745, 27162), (4494, 22635), (4527, 22470), (4815, 21126), (5030, 20223), (5778, 17605), (6741, 15090), (7042, 14445), (7490, 13581), (7545, 13482), (9054, 11235), (9630, 10563)]

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