149040400

素因数分解:

$2^4\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1559}}^1$

素因数の和:1816

約数の個数: 60

約数和(自身を含む): 359798400

約数和(自身を除く): 210758000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 239, 400, 478, 956, 1195, 1559, 1912, 2390, 3118, 3824, 4780, 5975, 6236, 7795, 9560, 11950, 12472, 15590, 19120, 23900, 24944, 31180, 38975, 47800, 62360, 77950, 95600, 124720, 155900, 311800, 372601, 623600, 745202, 1490404, 1863005, 2980808, 3726010, 5961616, 7452020, 9315025, 14904040, 18630050, 29808080, 37260100, 74520200, 149040400]

約数ペア:

[(1, 149040400), (2, 74520200), (4, 37260100), (5, 29808080), (8, 18630050), (10, 14904040), (16, 9315025), (20, 7452020), (25, 5961616), (40, 3726010), (50, 2980808), (80, 1863005), (100, 1490404), (200, 745202), (239, 623600), (400, 372601), (478, 311800), (956, 155900), (1195, 124720), (1559, 95600), (1912, 77950), (2390, 62360), (3118, 47800), (3824, 38975), (4780, 31180), (5975, 24944), (6236, 23900), (7795, 19120), (9560, 15590), (11950, 12472)]