81110808

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 248292000

約数和(自身を除く): 167181192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 37, 51, 54, 68, 72, 74, 81, 102, 108, 111, 136, 148, 153, 162, 199, 204, 216, 222, 296, 306, 324, 333, 398, 408, 444, 459, 597, 612, 629, 648, 666, 796, 888, 918, 999, 1194, 1224, 1258, 1332, 1377, 1592, 1791, 1836, 1887, 1998, 2388, 2516, 2664, 2754, 2997, 3383, 3582, 3672, 3774, 3996, 4776, 5032, 5373, 5508, 5661, 5994, 6766, 7164, 7363, 7548, 7992, 10149, 10746, 11016, 11322, 11988, 13532, 14328, 14726, 15096, 16119, 16983, 20298, 21492, 22089, 22644, 23976, 27064, 29452, 30447, 32238, 33966, 40596, 42984, 44178, 45288, 50949, 58904, 60894, 64476, 66267, 67932, 81192, 88356, 91341, 101898, 121788, 125171, 128952, 132534, 135864, 176712, 182682, 198801, 203796, 243576, 250342, 265068, 274023, 365364, 375513, 397602, 407592, 500684, 530136, 548046, 596403, 730728, 751026, 795204, 1001368, 1096092, 1126539, 1192806, 1502052, 1590408, 2192184, 2253078, 2385612, 3004104, 3379617, 4506156, 4771224, 6759234, 9012312, 10138851, 13518468, 20277702, 27036936, 40555404, 81110808]

約数ペア:

[(1, 81110808), (2, 40555404), (3, 27036936), (4, 20277702), (6, 13518468), (8, 10138851), (9, 9012312), (12, 6759234), (17, 4771224), (18, 4506156), (24, 3379617), (27, 3004104), (34, 2385612), (36, 2253078), (37, 2192184), (51, 1590408), (54, 1502052), (68, 1192806), (72, 1126539), (74, 1096092), (81, 1001368), (102, 795204), (108, 751026), (111, 730728), (136, 596403), (148, 548046), (153, 530136), (162, 500684), (199, 407592), (204, 397602), (216, 375513), (222, 365364), (296, 274023), (306, 265068), (324, 250342), (333, 243576), (398, 203796), (408, 198801), (444, 182682), (459, 176712), (597, 135864), (612, 132534), (629, 128952), (648, 125171), (666, 121788), (796, 101898), (888, 91341), (918, 88356), (999, 81192), (1194, 67932), (1224, 66267), (1258, 64476), (1332, 60894), (1377, 58904), (1592, 50949), (1791, 45288), (1836, 44178), (1887, 42984), (1998, 40596), (2388, 33966), (2516, 32238), (2664, 30447), (2754, 29452), (2997, 27064), (3383, 23976), (3582, 22644), (3672, 22089), (3774, 21492), (3996, 20298), (4776, 16983), (5032, 16119), (5373, 15096), (5508, 14726), (5661, 14328), (5994, 13532), (6766, 11988), (7164, 11322), (7363, 11016), (7548, 10746), (7992, 10149)]