249072460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1279}}^1$

素因数の和:1415

約数の個数: 96

約数和(自身を含む): 650280960

約数和(自身を除く): 401208500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 107, 130, 140, 182, 214, 260, 364, 428, 455, 535, 749, 910, 1070, 1279, 1391, 1498, 1820, 2140, 2558, 2782, 2996, 3745, 5116, 5564, 6395, 6955, 7490, 8953, 9737, 12790, 13910, 14980, 16627, 17906, 19474, 25580, 27820, 33254, 35812, 38948, 44765, 48685, 66508, 83135, 89530, 97370, 116389, 136853, 166270, 179060, 194740, 232778, 273706, 332540, 465556, 547412, 581945, 684265, 957971, 1163890, 1368530, 1779089, 1915942, 2327780, 2737060, 3558178, 3831884, 4789855, 7116356, 8895445, 9579710, 12453623, 17790890, 19159420, 24907246, 35581780, 49814492, 62268115, 124536230, 249072460]

約数ペア:

[(1, 249072460), (2, 124536230), (4, 62268115), (5, 49814492), (7, 35581780), (10, 24907246), (13, 19159420), (14, 17790890), (20, 12453623), (26, 9579710), (28, 8895445), (35, 7116356), (52, 4789855), (65, 3831884), (70, 3558178), (91, 2737060), (107, 2327780), (130, 1915942), (140, 1779089), (182, 1368530), (214, 1163890), (260, 957971), (364, 684265), (428, 581945), (455, 547412), (535, 465556), (749, 332540), (910, 273706), (1070, 232778), (1279, 194740), (1391, 179060), (1498, 166270), (1820, 136853), (2140, 116389), (2558, 97370), (2782, 89530), (2996, 83135), (3745, 66508), (5116, 48685), (5564, 44765), (6395, 38948), (6955, 35812), (7490, 33254), (8953, 27820), (9737, 25580), (12790, 19474), (13910, 17906), (14980, 16627)]