2155160988

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{11027}}^1$

素因数の和:11187

約数の個数: 72

約数和(自身を含む): 5599797840

約数和(自身を除く): 3444636852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 89, 122, 178, 183, 244, 267, 356, 366, 534, 549, 732, 801, 1068, 1098, 1602, 2196, 3204, 5429, 10858, 11027, 16287, 21716, 22054, 32574, 33081, 44108, 48861, 65148, 66162, 97722, 99243, 132324, 195444, 198486, 396972, 672647, 981403, 1345294, 1962806, 2017941, 2690588, 2944209, 3925612, 4035882, 5888418, 6053823, 8071764, 8832627, 11776836, 12107646, 17665254, 24215292, 35330508, 59865583, 119731166, 179596749, 239462332, 359193498, 538790247, 718386996, 1077580494, 2155160988]

約数ペア:

[(1, 2155160988), (2, 1077580494), (3, 718386996), (4, 538790247), (6, 359193498), (9, 239462332), (12, 179596749), (18, 119731166), (36, 59865583), (61, 35330508), (89, 24215292), (122, 17665254), (178, 12107646), (183, 11776836), (244, 8832627), (267, 8071764), (356, 6053823), (366, 5888418), (534, 4035882), (549, 3925612), (732, 2944209), (801, 2690588), (1068, 2017941), (1098, 1962806), (1602, 1345294), (2196, 981403), (3204, 672647), (5429, 396972), (10858, 198486), (11027, 195444), (16287, 132324), (21716, 99243), (22054, 97722), (32574, 66162), (33081, 65148), (44108, 48861)]