260200920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1009}}^1$

素因数の和:1337

約数の個数: 128

約数和(自身を含む): 895910400

約数和(自身を除く): 635709480

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, 140, 168, 210, 280, 307, 420, 614, 840, 921, 1009, 1228, 1535, 1842, 2018, 2149, 2456, 3027, 3070, 3684, 4036, 4298, 4605, 5045, 6054, 6140, 6447, 7063, 7368, 8072, 8596, 9210, 10090, 10745, 12108, 12280, 12894, 14126, 15135, 17192, 18420, 20180, 21189, 21490, 24216, 25788, 28252, 30270, 32235, 35315, 36840, 40360, 42378, 42980, 51576, 56504, 60540, 64470, 70630, 84756, 85960, 105945, 121080, 128940, 141260, 169512, 211890, 257880, 282520, 309763, 423780, 619526, 847560, 929289, 1239052, 1548815, 1858578, 2168341, 2478104, 3097630, 3717156, 4336682, 4646445, 6195260, 6505023, 7434312, 8673364, 9292890, 10841705, 12390520, 13010046, 17346728, 18585780, 21683410, 26020092, 32525115, 37171560, 43366820, 52040184, 65050230, 86733640, 130100460, 260200920]

約数ペア:

[(1, 260200920), (2, 130100460), (3, 86733640), (4, 65050230), (5, 52040184), (6, 43366820), (7, 37171560), (8, 32525115), (10, 26020092), (12, 21683410), (14, 18585780), (15, 17346728), (20, 13010046), (21, 12390520), (24, 10841705), (28, 9292890), (30, 8673364), (35, 7434312), (40, 6505023), (42, 6195260), (56, 4646445), (60, 4336682), (70, 3717156), (84, 3097630), (105, 2478104), (120, 2168341), (140, 1858578), (168, 1548815), (210, 1239052), (280, 929289), (307, 847560), (420, 619526), (614, 423780), (840, 309763), (921, 282520), (1009, 257880), (1228, 211890), (1535, 169512), (1842, 141260), (2018, 128940), (2149, 121080), (2456, 105945), (3027, 85960), (3070, 84756), (3684, 70630), (4036, 64470), (4298, 60540), (4605, 56504), (5045, 51576), (6054, 42980), (6140, 42378), (6447, 40360), (7063, 36840), (7368, 35315), (8072, 32235), (8596, 30270), (9210, 28252), (10090, 25788), (10745, 24216), (12108, 21490), (12280, 21189), (12894, 20180), (14126, 18420), (15135, 17192)]