279994680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{111109}}^1$

素因数の和:111133

約数の個数: 96

約数和(自身を含む): 1039989600

約数和(自身を除く): 759994920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 111109, 222218, 333327, 444436, 555545, 666654, 777763, 888872, 999981, 1111090, 1333308, 1555526, 1666635, 1999962, 2222180, 2333289, 2666616, 3111052, 3333270, 3888815, 3999924, 4444360, 4666578, 4999905, 6222104, 6666540, 6999867, 7777630, 7999848, 9333156, 9999810, 11666445, 13333080, 13999734, 15555260, 18666312, 19999620, 23332890, 27999468, 31110520, 34999335, 39999240, 46665780, 55998936, 69998670, 93331560, 139997340, 279994680]

約数ペア:

[(1, 279994680), (2, 139997340), (3, 93331560), (4, 69998670), (5, 55998936), (6, 46665780), (7, 39999240), (8, 34999335), (9, 31110520), (10, 27999468), (12, 23332890), (14, 19999620), (15, 18666312), (18, 15555260), (20, 13999734), (21, 13333080), (24, 11666445), (28, 9999810), (30, 9333156), (35, 7999848), (36, 7777630), (40, 6999867), (42, 6666540), (45, 6222104), (56, 4999905), (60, 4666578), (63, 4444360), (70, 3999924), (72, 3888815), (84, 3333270), (90, 3111052), (105, 2666616), (120, 2333289), (126, 2222180), (140, 1999962), (168, 1666635), (180, 1555526), (210, 1333308), (252, 1111090), (280, 999981), (315, 888872), (360, 777763), (420, 666654), (504, 555545), (630, 444436), (840, 333327), (1260, 222218), (2520, 111109)]