81957096

素因数分解:

$2^3\times 3^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 224

約数和(自身を含む): 264418560

約数和(自身を除く): 182461464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 46, 47, 52, 54, 69, 72, 78, 81, 92, 94, 104, 108, 117, 138, 141, 156, 162, 184, 188, 207, 216, 234, 243, 276, 282, 299, 312, 324, 351, 376, 414, 423, 468, 486, 552, 564, 598, 611, 621, 648, 702, 729, 828, 846, 897, 936, 972, 1053, 1081, 1128, 1196, 1222, 1242, 1269, 1404, 1458, 1656, 1692, 1794, 1833, 1863, 1944, 2106, 2162, 2392, 2444, 2484, 2538, 2691, 2808, 2916, 3159, 3243, 3384, 3588, 3666, 3726, 3807, 4212, 4324, 4888, 4968, 5076, 5382, 5499, 5589, 5832, 6318, 6486, 7176, 7332, 7452, 7614, 8073, 8424, 8648, 9477, 9729, 10152, 10764, 10998, 11178, 11421, 12636, 12972, 14053, 14664, 14904, 15228, 16146, 16497, 16767, 18954, 19458, 21528, 21996, 22356, 22842, 24219, 25272, 25944, 28106, 29187, 30456, 32292, 32994, 33534, 34263, 37908, 38916, 42159, 43992, 44712, 45684, 48438, 49491, 56212, 58374, 64584, 65988, 67068, 68526, 72657, 75816, 77832, 84318, 87561, 91368, 96876, 98982, 112424, 116748, 126477, 131976, 134136, 137052, 145314, 148473, 168636, 175122, 193752, 197964, 217971, 233496, 252954, 262683, 274104, 290628, 296946, 337272, 350244, 379431, 395928, 435942, 445419, 505908, 525366, 581256, 593892, 700488, 758862, 788049, 871884, 890838, 1011816, 1050732, 1138293, 1187784, 1517724, 1576098, 1743768, 1781676, 2101464, 2276586, 3035448, 3152196, 3414879, 3563352, 4553172, 6304392, 6829758, 9106344, 10244637, 13659516, 20489274, 27319032, 40978548, 81957096]

約数ペア:

[(1, 81957096), (2, 40978548), (3, 27319032), (4, 20489274), (6, 13659516), (8, 10244637), (9, 9106344), (12, 6829758), (13, 6304392), (18, 4553172), (23, 3563352), (24, 3414879), (26, 3152196), (27, 3035448), (36, 2276586), (39, 2101464), (46, 1781676), (47, 1743768), (52, 1576098), (54, 1517724), (69, 1187784), (72, 1138293), (78, 1050732), (81, 1011816), (92, 890838), (94, 871884), (104, 788049), (108, 758862), (117, 700488), (138, 593892), (141, 581256), (156, 525366), (162, 505908), (184, 445419), (188, 435942), (207, 395928), (216, 379431), (234, 350244), (243, 337272), (276, 296946), (282, 290628), (299, 274104), (312, 262683), (324, 252954), (351, 233496), (376, 217971), (414, 197964), (423, 193752), (468, 175122), (486, 168636), (552, 148473), (564, 145314), (598, 137052), (611, 134136), (621, 131976), (648, 126477), (702, 116748), (729, 112424), (828, 98982), (846, 96876), (897, 91368), (936, 87561), (972, 84318), (1053, 77832), (1081, 75816), (1128, 72657), (1196, 68526), (1222, 67068), (1242, 65988), (1269, 64584), (1404, 58374), (1458, 56212), (1656, 49491), (1692, 48438), (1794, 45684), (1833, 44712), (1863, 43992), (1944, 42159), (2106, 38916), (2162, 37908), (2392, 34263), (2444, 33534), (2484, 32994), (2538, 32292), (2691, 30456), (2808, 29187), (2916, 28106), (3159, 25944), (3243, 25272), (3384, 24219), (3588, 22842), (3666, 22356), (3726, 21996), (3807, 21528), (4212, 19458), (4324, 18954), (4888, 16767), (4968, 16497), (5076, 16146), (5382, 15228), (5499, 14904), (5589, 14664), (5832, 14053), (6318, 12972), (6486, 12636), (7176, 11421), (7332, 11178), (7452, 10998), (7614, 10764), (8073, 10152), (8424, 9729), (8648, 9477)]