178446420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43103}}^1$

素因数の和:43141

約数の個数: 72

約数和(自身を含む): 564834816

約数和(自身を除く): 386388396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 43103, 86206, 129309, 172412, 215515, 258618, 387927, 431030, 517236, 646545, 775854, 862060, 991369, 1293090, 1551708, 1939635, 1982738, 2586180, 2974107, 3879270, 3965476, 4956845, 5948214, 7758540, 8922321, 9913690, 11896428, 14870535, 17844642, 19827380, 29741070, 35689284, 44611605, 59482140, 89223210, 178446420]

約数ペア:

[(1, 178446420), (2, 89223210), (3, 59482140), (4, 44611605), (5, 35689284), (6, 29741070), (9, 19827380), (10, 17844642), (12, 14870535), (15, 11896428), (18, 9913690), (20, 8922321), (23, 7758540), (30, 5948214), (36, 4956845), (45, 3965476), (46, 3879270), (60, 2974107), (69, 2586180), (90, 1982738), (92, 1939635), (115, 1551708), (138, 1293090), (180, 991369), (207, 862060), (230, 775854), (276, 646545), (345, 517236), (414, 431030), (460, 387927), (690, 258618), (828, 215515), (1035, 172412), (1380, 129309), (2070, 86206), (4140, 43103)]