72167238

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 195655824

約数和(自身を除く): 123488586

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 23, 26, 33, 39, 46, 53, 66, 69, 78, 99, 106, 117, 138, 143, 159, 198, 207, 234, 253, 286, 299, 318, 414, 429, 477, 506, 529, 583, 598, 689, 759, 858, 897, 954, 1058, 1166, 1219, 1287, 1378, 1518, 1587, 1749, 1794, 2067, 2277, 2438, 2574, 2691, 3174, 3289, 3498, 3657, 4134, 4554, 4761, 5247, 5382, 5819, 6201, 6578, 6877, 7314, 7579, 9522, 9867, 10494, 10971, 11638, 12402, 13409, 13754, 15158, 15847, 17457, 19734, 20631, 21942, 22737, 26818, 28037, 29601, 31694, 34914, 40227, 41262, 45474, 47541, 52371, 56074, 59202, 61893, 68211, 75647, 80454, 84111, 95082, 104742, 120681, 123786, 136422, 142623, 151294, 168222, 174317, 226941, 241362, 252333, 285246, 308407, 348634, 364481, 453882, 504666, 522951, 616814, 680823, 728962, 925221, 1045902, 1093443, 1361646, 1568853, 1850442, 2186886, 2775663, 3137706, 3280329, 4009291, 5551326, 6560658, 8018582, 12027873, 24055746, 36083619, 72167238]

約数ペア:

[(1, 72167238), (2, 36083619), (3, 24055746), (6, 12027873), (9, 8018582), (11, 6560658), (13, 5551326), (18, 4009291), (22, 3280329), (23, 3137706), (26, 2775663), (33, 2186886), (39, 1850442), (46, 1568853), (53, 1361646), (66, 1093443), (69, 1045902), (78, 925221), (99, 728962), (106, 680823), (117, 616814), (138, 522951), (143, 504666), (159, 453882), (198, 364481), (207, 348634), (234, 308407), (253, 285246), (286, 252333), (299, 241362), (318, 226941), (414, 174317), (429, 168222), (477, 151294), (506, 142623), (529, 136422), (583, 123786), (598, 120681), (689, 104742), (759, 95082), (858, 84111), (897, 80454), (954, 75647), (1058, 68211), (1166, 61893), (1219, 59202), (1287, 56074), (1378, 52371), (1518, 47541), (1587, 45474), (1749, 41262), (1794, 40227), (2067, 34914), (2277, 31694), (2438, 29601), (2574, 28037), (2691, 26818), (3174, 22737), (3289, 21942), (3498, 20631), (3657, 19734), (4134, 17457), (4554, 15847), (4761, 15158), (5247, 13754), (5382, 13409), (5819, 12402), (6201, 11638), (6578, 10971), (6877, 10494), (7314, 9867), (7579, 9522)]