136728180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39979}}^1$

素因数の和:40013

約数の個数: 72

約数和(自身を含む): 436581600

約数和(自身を除く): 299853420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 39979, 79958, 119937, 159916, 199895, 239874, 359811, 399790, 479748, 599685, 719622, 759601, 799580, 1199370, 1439244, 1519202, 1799055, 2278803, 2398740, 3038404, 3598110, 3798005, 4557606, 6836409, 7196220, 7596010, 9115212, 11394015, 13672818, 15192020, 22788030, 27345636, 34182045, 45576060, 68364090, 136728180]

約数ペア:

[(1, 136728180), (2, 68364090), (3, 45576060), (4, 34182045), (5, 27345636), (6, 22788030), (9, 15192020), (10, 13672818), (12, 11394015), (15, 9115212), (18, 7596010), (19, 7196220), (20, 6836409), (30, 4557606), (36, 3798005), (38, 3598110), (45, 3038404), (57, 2398740), (60, 2278803), (76, 1799055), (90, 1519202), (95, 1439244), (114, 1199370), (171, 799580), (180, 759601), (190, 719622), (228, 599685), (285, 479748), (342, 399790), (380, 359811), (570, 239874), (684, 199895), (855, 159916), (1140, 119937), (1710, 79958), (3420, 39979)]