64578780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:608

約数の個数: 144

約数和(自身を含む): 226437120

約数和(自身を除く): 161858340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 420, 428, 479, 535, 630, 642, 749, 958, 963, 1070, 1260, 1284, 1437, 1498, 1605, 1916, 1926, 2140, 2247, 2395, 2874, 2996, 3210, 3353, 3745, 3852, 4311, 4494, 4790, 4815, 5748, 6420, 6706, 6741, 7185, 7490, 8622, 8988, 9580, 9630, 10059, 11235, 13412, 13482, 14370, 14980, 16765, 17244, 19260, 20118, 21555, 22470, 26964, 28740, 30177, 33530, 33705, 40236, 43110, 44940, 50295, 51253, 60354, 67060, 67410, 86220, 100590, 102506, 120708, 134820, 150885, 153759, 201180, 205012, 256265, 301770, 307518, 358771, 461277, 512530, 603540, 615036, 717542, 768795, 922554, 1025060, 1076313, 1435084, 1537590, 1793855, 1845108, 2152626, 2306385, 3075180, 3228939, 3587710, 4305252, 4612770, 5381565, 6457878, 7175420, 9225540, 10763130, 12915756, 16144695, 21526260, 32289390, 64578780]

約数ペア:

[(1, 64578780), (2, 32289390), (3, 21526260), (4, 16144695), (5, 12915756), (6, 10763130), (7, 9225540), (9, 7175420), (10, 6457878), (12, 5381565), (14, 4612770), (15, 4305252), (18, 3587710), (20, 3228939), (21, 3075180), (28, 2306385), (30, 2152626), (35, 1845108), (36, 1793855), (42, 1537590), (45, 1435084), (60, 1076313), (63, 1025060), (70, 922554), (84, 768795), (90, 717542), (105, 615036), (107, 603540), (126, 512530), (140, 461277), (180, 358771), (210, 307518), (214, 301770), (252, 256265), (315, 205012), (321, 201180), (420, 153759), (428, 150885), (479, 134820), (535, 120708), (630, 102506), (642, 100590), (749, 86220), (958, 67410), (963, 67060), (1070, 60354), (1260, 51253), (1284, 50295), (1437, 44940), (1498, 43110), (1605, 40236), (1916, 33705), (1926, 33530), (2140, 30177), (2247, 28740), (2395, 26964), (2874, 22470), (2996, 21555), (3210, 20118), (3353, 19260), (3745, 17244), (3852, 16765), (4311, 14980), (4494, 14370), (4790, 13482), (4815, 13412), (5748, 11235), (6420, 10059), (6706, 9630), (6741, 9580), (7185, 8988), (7490, 8622)]