81046008

素因数分解:

$2^3\times 3^4\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 228588360

約数和(自身を除く): 147542352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 181, 216, 324, 362, 543, 648, 691, 724, 1086, 1382, 1448, 1629, 2073, 2172, 2764, 3258, 4146, 4344, 4887, 5528, 6219, 6516, 8292, 9774, 12438, 13032, 14661, 16584, 18657, 19548, 24876, 29322, 37314, 39096, 49752, 55971, 58644, 74628, 111942, 117288, 125071, 149256, 223884, 250142, 375213, 447768, 500284, 750426, 1000568, 1125639, 1500852, 2251278, 3001704, 3376917, 4502556, 6753834, 9005112, 10130751, 13507668, 20261502, 27015336, 40523004, 81046008]

約数ペア:

[(1, 81046008), (2, 40523004), (3, 27015336), (4, 20261502), (6, 13507668), (8, 10130751), (9, 9005112), (12, 6753834), (18, 4502556), (24, 3376917), (27, 3001704), (36, 2251278), (54, 1500852), (72, 1125639), (81, 1000568), (108, 750426), (162, 500284), (181, 447768), (216, 375213), (324, 250142), (362, 223884), (543, 149256), (648, 125071), (691, 117288), (724, 111942), (1086, 74628), (1382, 58644), (1448, 55971), (1629, 49752), (2073, 39096), (2172, 37314), (2764, 29322), (3258, 24876), (4146, 19548), (4344, 18657), (4887, 16584), (5528, 14661), (6219, 13032), (6516, 12438), (8292, 9774)]