153820240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{274679}}^1$

素因数の和:274699

約数の個数: 40

約数和(自身を含む): 408723840

約数和(自身を除く): 254903600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 274679, 549358, 1098716, 1373395, 1922753, 2197432, 2746790, 3845506, 4394864, 5493580, 7691012, 9613765, 10987160, 15382024, 19227530, 21974320, 30764048, 38455060, 76910120, 153820240]

約数ペア:

[(1, 153820240), (2, 76910120), (4, 38455060), (5, 30764048), (7, 21974320), (8, 19227530), (10, 15382024), (14, 10987160), (16, 9613765), (20, 7691012), (28, 5493580), (35, 4394864), (40, 3845506), (56, 2746790), (70, 2197432), (80, 1922753), (112, 1373395), (140, 1098716), (280, 549358), (560, 274679)]