199984428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2287}}^1$

素因数の和:2651

約数の個数: 72

約数和(自身を含む): 579651072

約数和(自身を除く): 379666644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 1041, 1388, 2082, 2287, 2429, 3123, 4164, 4574, 4858, 6246, 6861, 7287, 9148, 9716, 12492, 13722, 14574, 16009, 20583, 21861, 27444, 29148, 32018, 41166, 43722, 48027, 64036, 82332, 87444, 96054, 144081, 192108, 288162, 576324, 793589, 1587178, 2380767, 3174356, 4761534, 5555123, 7142301, 9523068, 11110246, 14284602, 16665369, 22220492, 28569204, 33330738, 49996107, 66661476, 99992214, 199984428]

約数ペア:

[(1, 199984428), (2, 99992214), (3, 66661476), (4, 49996107), (6, 33330738), (7, 28569204), (9, 22220492), (12, 16665369), (14, 14284602), (18, 11110246), (21, 9523068), (28, 7142301), (36, 5555123), (42, 4761534), (63, 3174356), (84, 2380767), (126, 1587178), (252, 793589), (347, 576324), (694, 288162), (1041, 192108), (1388, 144081), (2082, 96054), (2287, 87444), (2429, 82332), (3123, 64036), (4164, 48027), (4574, 43722), (4858, 41166), (6246, 32018), (6861, 29148), (7287, 27444), (9148, 21861), (9716, 20583), (12492, 16009), (13722, 14574)]