81584664

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2683}}^1$

素因数の和:2880

約数の個数: 64

約数和(自身を含む): 234474240

約数和(自身を除く): 152889576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 181, 362, 543, 724, 1086, 1267, 1448, 2172, 2534, 2683, 3801, 4344, 5068, 5366, 7602, 8049, 10136, 10732, 15204, 16098, 18781, 21464, 30408, 32196, 37562, 56343, 64392, 75124, 112686, 150248, 225372, 450744, 485623, 971246, 1456869, 1942492, 2913738, 3399361, 3884984, 5827476, 6798722, 10198083, 11654952, 13597444, 20396166, 27194888, 40792332, 81584664]

約数ペア:

[(1, 81584664), (2, 40792332), (3, 27194888), (4, 20396166), (6, 13597444), (7, 11654952), (8, 10198083), (12, 6798722), (14, 5827476), (21, 3884984), (24, 3399361), (28, 2913738), (42, 1942492), (56, 1456869), (84, 971246), (168, 485623), (181, 450744), (362, 225372), (543, 150248), (724, 112686), (1086, 75124), (1267, 64392), (1448, 56343), (2172, 37562), (2534, 32196), (2683, 30408), (3801, 21464), (4344, 18781), (5068, 16098), (5366, 15204), (7602, 10732), (8049, 10136)]