61507320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2037

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 155183880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1979, 2072, 2220, 2590, 3108, 3885, 3958, 4440, 5180, 5937, 6216, 7770, 7916, 9895, 10360, 11874, 13853, 15540, 15832, 19790, 23748, 27706, 29685, 31080, 39580, 41559, 47496, 55412, 59370, 69265, 73223, 79160, 83118, 110824, 118740, 138530, 146446, 166236, 207795, 219669, 237480, 277060, 292892, 332472, 366115, 415590, 439338, 512561, 554120, 585784, 732230, 831180, 878676, 1025122, 1098345, 1464460, 1537683, 1662360, 1757352, 2050244, 2196690, 2562805, 2928920, 3075366, 4100488, 4393380, 5125610, 6150732, 7688415, 8786760, 10251220, 12301464, 15376830, 20502440, 30753660, 61507320]

約数ペア:

[(1, 61507320), (2, 30753660), (3, 20502440), (4, 15376830), (5, 12301464), (6, 10251220), (7, 8786760), (8, 7688415), (10, 6150732), (12, 5125610), (14, 4393380), (15, 4100488), (20, 3075366), (21, 2928920), (24, 2562805), (28, 2196690), (30, 2050244), (35, 1757352), (37, 1662360), (40, 1537683), (42, 1464460), (56, 1098345), (60, 1025122), (70, 878676), (74, 831180), (84, 732230), (105, 585784), (111, 554120), (120, 512561), (140, 439338), (148, 415590), (168, 366115), (185, 332472), (210, 292892), (222, 277060), (259, 237480), (280, 219669), (296, 207795), (370, 166236), (420, 146446), (444, 138530), (518, 118740), (555, 110824), (740, 83118), (777, 79160), (840, 73223), (888, 69265), (1036, 59370), (1110, 55412), (1295, 47496), (1480, 41559), (1554, 39580), (1979, 31080), (2072, 29685), (2220, 27706), (2590, 23748), (3108, 19790), (3885, 15832), (3958, 15540), (4440, 13853), (5180, 11874), (5937, 10360), (6216, 9895), (7770, 7916)]