221569320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7129}}^1$

素因数の和:7187

約数の個数: 128

約数和(自身を含む): 780307200

約数和(自身を除く): 558737880

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, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7129, 7770, 10360, 14258, 15540, 21387, 28516, 31080, 35645, 42774, 49903, 57032, 71290, 85548, 99806, 106935, 142580, 149709, 171096, 199612, 213870, 249515, 263773, 285160, 299418, 399224, 427740, 499030, 527546, 598836, 748545, 791319, 855480, 998060, 1055092, 1197672, 1318865, 1497090, 1582638, 1846411, 1996120, 2110184, 2637730, 2994180, 3165276, 3692822, 3956595, 5275460, 5539233, 5988360, 6330552, 7385644, 7913190, 9232055, 10550920, 11078466, 14771288, 15826380, 18464110, 22156932, 27696165, 31652760, 36928220, 44313864, 55392330, 73856440, 110784660, 221569320]

約数ペア:

[(1, 221569320), (2, 110784660), (3, 73856440), (4, 55392330), (5, 44313864), (6, 36928220), (7, 31652760), (8, 27696165), (10, 22156932), (12, 18464110), (14, 15826380), (15, 14771288), (20, 11078466), (21, 10550920), (24, 9232055), (28, 7913190), (30, 7385644), (35, 6330552), (37, 5988360), (40, 5539233), (42, 5275460), (56, 3956595), (60, 3692822), (70, 3165276), (74, 2994180), (84, 2637730), (105, 2110184), (111, 1996120), (120, 1846411), (140, 1582638), (148, 1497090), (168, 1318865), (185, 1197672), (210, 1055092), (222, 998060), (259, 855480), (280, 791319), (296, 748545), (370, 598836), (420, 527546), (444, 499030), (518, 427740), (555, 399224), (740, 299418), (777, 285160), (840, 263773), (888, 249515), (1036, 213870), (1110, 199612), (1295, 171096), (1480, 149709), (1554, 142580), (2072, 106935), (2220, 99806), (2590, 85548), (3108, 71290), (3885, 57032), (4440, 49903), (5180, 42774), (6216, 35645), (7129, 31080), (7770, 28516), (10360, 21387), (14258, 15540)]