81927288

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^2\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 240886800

約数和(自身を除く): 158959512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 92, 108, 138, 162, 184, 207, 216, 239, 276, 324, 414, 478, 529, 552, 621, 648, 717, 828, 956, 1058, 1242, 1434, 1587, 1656, 1863, 1912, 2116, 2151, 2484, 2868, 3174, 3726, 4232, 4302, 4761, 4968, 5497, 5736, 6348, 6453, 7452, 8604, 9522, 10994, 12696, 12906, 14283, 14904, 16491, 17208, 19044, 19359, 21988, 25812, 28566, 32982, 38088, 38718, 42849, 43976, 49473, 51624, 57132, 65964, 77436, 85698, 98946, 114264, 126431, 131928, 148419, 154872, 171396, 197892, 252862, 296838, 342792, 379293, 395784, 445257, 505724, 593676, 758586, 890514, 1011448, 1137879, 1187352, 1517172, 1781028, 2275758, 3034344, 3413637, 3562056, 4551516, 6827274, 9103032, 10240911, 13654548, 20481822, 27309096, 40963644, 81927288]

約数ペア:

[(1, 81927288), (2, 40963644), (3, 27309096), (4, 20481822), (6, 13654548), (8, 10240911), (9, 9103032), (12, 6827274), (18, 4551516), (23, 3562056), (24, 3413637), (27, 3034344), (36, 2275758), (46, 1781028), (54, 1517172), (69, 1187352), (72, 1137879), (81, 1011448), (92, 890514), (108, 758586), (138, 593676), (162, 505724), (184, 445257), (207, 395784), (216, 379293), (239, 342792), (276, 296838), (324, 252862), (414, 197892), (478, 171396), (529, 154872), (552, 148419), (621, 131928), (648, 126431), (717, 114264), (828, 98946), (956, 85698), (1058, 77436), (1242, 65964), (1434, 57132), (1587, 51624), (1656, 49473), (1863, 43976), (1912, 42849), (2116, 38718), (2151, 38088), (2484, 32982), (2868, 28566), (3174, 25812), (3726, 21988), (4232, 19359), (4302, 19044), (4761, 17208), (4968, 16491), (5497, 14904), (5736, 14283), (6348, 12906), (6453, 12696), (7452, 10994), (8604, 9522)]