81519696

素因数分解:

$2^4\times 3^6\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:296

約数の個数: 140

約数和(自身を含む): 245990580

約数和(自身を除く): 164470884

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 81, 87, 108, 116, 144, 162, 174, 216, 232, 241, 243, 261, 324, 348, 432, 464, 482, 486, 522, 648, 696, 723, 729, 783, 964, 972, 1044, 1296, 1392, 1446, 1458, 1566, 1928, 1944, 2088, 2169, 2349, 2892, 2916, 3132, 3856, 3888, 4176, 4338, 4698, 5784, 5832, 6264, 6507, 6989, 7047, 8676, 9396, 11568, 11664, 12528, 13014, 13978, 14094, 17352, 18792, 19521, 20967, 21141, 26028, 27956, 28188, 34704, 37584, 39042, 41934, 42282, 52056, 55912, 56376, 58563, 62901, 78084, 83868, 84564, 104112, 111824, 112752, 117126, 125802, 156168, 167736, 169128, 175689, 188703, 234252, 251604, 312336, 335472, 338256, 351378, 377406, 468504, 503208, 566109, 702756, 754812, 937008, 1006416, 1132218, 1405512, 1509624, 1698327, 2264436, 2811024, 3019248, 3396654, 4528872, 5094981, 6793308, 9057744, 10189962, 13586616, 20379924, 27173232, 40759848, 81519696]

約数ペア:

[(1, 81519696), (2, 40759848), (3, 27173232), (4, 20379924), (6, 13586616), (8, 10189962), (9, 9057744), (12, 6793308), (16, 5094981), (18, 4528872), (24, 3396654), (27, 3019248), (29, 2811024), (36, 2264436), (48, 1698327), (54, 1509624), (58, 1405512), (72, 1132218), (81, 1006416), (87, 937008), (108, 754812), (116, 702756), (144, 566109), (162, 503208), (174, 468504), (216, 377406), (232, 351378), (241, 338256), (243, 335472), (261, 312336), (324, 251604), (348, 234252), (432, 188703), (464, 175689), (482, 169128), (486, 167736), (522, 156168), (648, 125802), (696, 117126), (723, 112752), (729, 111824), (783, 104112), (964, 84564), (972, 83868), (1044, 78084), (1296, 62901), (1392, 58563), (1446, 56376), (1458, 55912), (1566, 52056), (1928, 42282), (1944, 41934), (2088, 39042), (2169, 37584), (2349, 34704), (2892, 28188), (2916, 27956), (3132, 26028), (3856, 21141), (3888, 20967), (4176, 19521), (4338, 18792), (4698, 17352), (5784, 14094), (5832, 13978), (6264, 13014), (6507, 12528), (6989, 11664), (7047, 11568), (8676, 9396)]