258764520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2879}}^1$

素因数の和:3007

約数の個数: 128

約数和(自身を含む): 895795200

約数和(自身を除く): 637030680

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, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 840, 856, 1070, 1284, 1498, 1605, 2140, 2247, 2568, 2879, 2996, 3210, 3745, 4280, 4494, 5758, 5992, 6420, 7490, 8637, 8988, 11235, 11516, 12840, 14395, 14980, 17274, 17976, 20153, 22470, 23032, 28790, 29960, 34548, 40306, 43185, 44940, 57580, 60459, 69096, 80612, 86370, 89880, 100765, 115160, 120918, 161224, 172740, 201530, 241836, 302295, 308053, 345480, 403060, 483672, 604590, 616106, 806120, 924159, 1209180, 1232212, 1540265, 1848318, 2156371, 2418360, 2464424, 3080530, 3696636, 4312742, 4620795, 6161060, 6469113, 7393272, 8625484, 9241590, 10781855, 12322120, 12938226, 17250968, 18483180, 21563710, 25876452, 32345565, 36966360, 43127420, 51752904, 64691130, 86254840, 129382260, 258764520]

約数ペア:

[(1, 258764520), (2, 129382260), (3, 86254840), (4, 64691130), (5, 51752904), (6, 43127420), (7, 36966360), (8, 32345565), (10, 25876452), (12, 21563710), (14, 18483180), (15, 17250968), (20, 12938226), (21, 12322120), (24, 10781855), (28, 9241590), (30, 8625484), (35, 7393272), (40, 6469113), (42, 6161060), (56, 4620795), (60, 4312742), (70, 3696636), (84, 3080530), (105, 2464424), (107, 2418360), (120, 2156371), (140, 1848318), (168, 1540265), (210, 1232212), (214, 1209180), (280, 924159), (321, 806120), (420, 616106), (428, 604590), (535, 483672), (642, 403060), (749, 345480), (840, 308053), (856, 302295), (1070, 241836), (1284, 201530), (1498, 172740), (1605, 161224), (2140, 120918), (2247, 115160), (2568, 100765), (2879, 89880), (2996, 86370), (3210, 80612), (3745, 69096), (4280, 60459), (4494, 57580), (5758, 44940), (5992, 43185), (6420, 40306), (7490, 34548), (8637, 29960), (8988, 28790), (11235, 23032), (11516, 22470), (12840, 20153), (14395, 17976), (14980, 17274)]