149883440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267649}}^1$

素因数の和:267669

約数の個数: 40

約数和(自身を含む): 398263200

約数和(自身を除く): 248379760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267649, 535298, 1070596, 1338245, 1873543, 2141192, 2676490, 3747086, 4282384, 5352980, 7494172, 9367715, 10705960, 14988344, 18735430, 21411920, 29976688, 37470860, 74941720, 149883440]

約数ペア:

[(1, 149883440), (2, 74941720), (4, 37470860), (5, 29976688), (7, 21411920), (8, 18735430), (10, 14988344), (14, 10705960), (16, 9367715), (20, 7494172), (28, 5352980), (35, 4282384), (40, 3747086), (56, 2676490), (70, 2141192), (80, 1873543), (112, 1338245), (140, 1070596), (280, 535298), (560, 267649)]