279616540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15017}}^1$

素因数の和:15059

約数の個数: 72

約数和(自身を含む): 719061840

約数和(自身を除く): 439445300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 15017, 18620, 30034, 60068, 75085, 105119, 150170, 210238, 285323, 300340, 420476, 525595, 570646, 735833, 1051190, 1141292, 1426615, 1471666, 1997261, 2102380, 2853230, 2943332, 3679165, 3994522, 5706460, 7358330, 7989044, 9986305, 13980827, 14716660, 19972610, 27961654, 39945220, 55923308, 69904135, 139808270, 279616540]

約数ペア:

[(1, 279616540), (2, 139808270), (4, 69904135), (5, 55923308), (7, 39945220), (10, 27961654), (14, 19972610), (19, 14716660), (20, 13980827), (28, 9986305), (35, 7989044), (38, 7358330), (49, 5706460), (70, 3994522), (76, 3679165), (95, 2943332), (98, 2853230), (133, 2102380), (140, 1997261), (190, 1471666), (196, 1426615), (245, 1141292), (266, 1051190), (380, 735833), (490, 570646), (532, 525595), (665, 420476), (931, 300340), (980, 285323), (1330, 210238), (1862, 150170), (2660, 105119), (3724, 75085), (4655, 60068), (9310, 30034), (15017, 18620)]