71859900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1801}}^1$

素因数の和:1844

約数の個数: 144

約数和(自身を含む): 250261760

約数和(自身を除く): 178401860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 475, 525, 532, 570, 665, 700, 798, 950, 1050, 1140, 1330, 1425, 1596, 1801, 1900, 1995, 2100, 2660, 2850, 3325, 3602, 3990, 5403, 5700, 6650, 7204, 7980, 9005, 9975, 10806, 12607, 13300, 18010, 19950, 21612, 25214, 27015, 34219, 36020, 37821, 39900, 45025, 50428, 54030, 63035, 68438, 75642, 90050, 102657, 108060, 126070, 135075, 136876, 151284, 171095, 180100, 189105, 205314, 239533, 252140, 270150, 315175, 342190, 378210, 410628, 479066, 513285, 540300, 630350, 684380, 718599, 756420, 855475, 945525, 958132, 1026570, 1197665, 1260700, 1437198, 1710950, 1891050, 2053140, 2395330, 2566425, 2874396, 3421900, 3592995, 3782100, 4790660, 5132850, 5988325, 7185990, 10265700, 11976650, 14371980, 17964975, 23953300, 35929950, 71859900]

約数ペア:

[(1, 71859900), (2, 35929950), (3, 23953300), (4, 17964975), (5, 14371980), (6, 11976650), (7, 10265700), (10, 7185990), (12, 5988325), (14, 5132850), (15, 4790660), (19, 3782100), (20, 3592995), (21, 3421900), (25, 2874396), (28, 2566425), (30, 2395330), (35, 2053140), (38, 1891050), (42, 1710950), (50, 1437198), (57, 1260700), (60, 1197665), (70, 1026570), (75, 958132), (76, 945525), (84, 855475), (95, 756420), (100, 718599), (105, 684380), (114, 630350), (133, 540300), (140, 513285), (150, 479066), (175, 410628), (190, 378210), (210, 342190), (228, 315175), (266, 270150), (285, 252140), (300, 239533), (350, 205314), (380, 189105), (399, 180100), (420, 171095), (475, 151284), (525, 136876), (532, 135075), (570, 126070), (665, 108060), (700, 102657), (798, 90050), (950, 75642), (1050, 68438), (1140, 63035), (1330, 54030), (1425, 50428), (1596, 45025), (1801, 39900), (1900, 37821), (1995, 36020), (2100, 34219), (2660, 27015), (2850, 25214), (3325, 21612), (3602, 19950), (3990, 18010), (5403, 13300), (5700, 12607), (6650, 10806), (7204, 9975), (7980, 9005)]