219457560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1907}}^1$

素因数の和:2065

約数の個数: 128

約数和(自身を含む): 758315520

約数和(自身を除く): 538857960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 137, 140, 168, 210, 274, 280, 411, 420, 548, 685, 822, 840, 959, 1096, 1370, 1644, 1907, 1918, 2055, 2740, 2877, 3288, 3814, 3836, 4110, 4795, 5480, 5721, 5754, 7628, 7672, 8220, 9535, 9590, 11442, 11508, 13349, 14385, 15256, 16440, 19070, 19180, 22884, 23016, 26698, 28605, 28770, 38140, 38360, 40047, 45768, 53396, 57210, 57540, 66745, 76280, 80094, 106792, 114420, 115080, 133490, 160188, 200235, 228840, 261259, 266980, 320376, 400470, 522518, 533960, 783777, 800940, 1045036, 1306295, 1567554, 1601880, 1828813, 2090072, 2612590, 3135108, 3657626, 3918885, 5225180, 5486439, 6270216, 7315252, 7837770, 9144065, 10450360, 10972878, 14630504, 15675540, 18288130, 21945756, 27432195, 31351080, 36576260, 43891512, 54864390, 73152520, 109728780, 219457560]

約数ペア:

[(1, 219457560), (2, 109728780), (3, 73152520), (4, 54864390), (5, 43891512), (6, 36576260), (7, 31351080), (8, 27432195), (10, 21945756), (12, 18288130), (14, 15675540), (15, 14630504), (20, 10972878), (21, 10450360), (24, 9144065), (28, 7837770), (30, 7315252), (35, 6270216), (40, 5486439), (42, 5225180), (56, 3918885), (60, 3657626), (70, 3135108), (84, 2612590), (105, 2090072), (120, 1828813), (137, 1601880), (140, 1567554), (168, 1306295), (210, 1045036), (274, 800940), (280, 783777), (411, 533960), (420, 522518), (548, 400470), (685, 320376), (822, 266980), (840, 261259), (959, 228840), (1096, 200235), (1370, 160188), (1644, 133490), (1907, 115080), (1918, 114420), (2055, 106792), (2740, 80094), (2877, 76280), (3288, 66745), (3814, 57540), (3836, 57210), (4110, 53396), (4795, 45768), (5480, 40047), (5721, 38360), (5754, 38140), (7628, 28770), (7672, 28605), (8220, 26698), (9535, 23016), (9590, 22884), (11442, 19180), (11508, 19070), (13349, 16440), (14385, 15256)]