311791284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2287}}^1$

素因数の和:2845

約数の個数: 72

約数和(自身を含む): 902789888

約数和(自身を除く): 590998604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 541, 1082, 1623, 2164, 2287, 3246, 3787, 4574, 4869, 6492, 6861, 7574, 9148, 9738, 11361, 13722, 15148, 16009, 19476, 20583, 22722, 27444, 32018, 34083, 41166, 45444, 48027, 64036, 68166, 82332, 96054, 136332, 144081, 192108, 288162, 576324, 1237267, 2474534, 3711801, 4949068, 7423602, 8660869, 11135403, 14847204, 17321738, 22270806, 25982607, 34643476, 44541612, 51965214, 77947821, 103930428, 155895642, 311791284]

約数ペア:

[(1, 311791284), (2, 155895642), (3, 103930428), (4, 77947821), (6, 51965214), (7, 44541612), (9, 34643476), (12, 25982607), (14, 22270806), (18, 17321738), (21, 14847204), (28, 11135403), (36, 8660869), (42, 7423602), (63, 4949068), (84, 3711801), (126, 2474534), (252, 1237267), (541, 576324), (1082, 288162), (1623, 192108), (2164, 144081), (2287, 136332), (3246, 96054), (3787, 82332), (4574, 68166), (4869, 64036), (6492, 48027), (6861, 45444), (7574, 41166), (9148, 34083), (9738, 32018), (11361, 27444), (13722, 22722), (15148, 20583), (16009, 19476)]