198668880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{275929}}^1$

素因数の和:275948

約数の個数: 60

約数和(自身を含む): 667198740

約数和(自身を除く): 468529860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 275929, 551858, 827787, 1103716, 1379645, 1655574, 2207432, 2483361, 2759290, 3311148, 4138935, 4414864, 4966722, 5518580, 6622296, 8277870, 9933444, 11037160, 12416805, 13244592, 16555740, 19866888, 22074320, 24833610, 33111480, 39733776, 49667220, 66222960, 99334440, 198668880]

約数ペア:

[(1, 198668880), (2, 99334440), (3, 66222960), (4, 49667220), (5, 39733776), (6, 33111480), (8, 24833610), (9, 22074320), (10, 19866888), (12, 16555740), (15, 13244592), (16, 12416805), (18, 11037160), (20, 9933444), (24, 8277870), (30, 6622296), (36, 5518580), (40, 4966722), (45, 4414864), (48, 4138935), (60, 3311148), (72, 2759290), (80, 2483361), (90, 2207432), (120, 1655574), (144, 1379645), (180, 1103716), (240, 827787), (360, 551858), (720, 275929)]