216795440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{51131}}^1$

素因数の和:51197

約数の個数: 40

約数和(自身を含む): 513569808

約数和(自身を除く): 296774368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 51131, 102262, 204524, 255655, 409048, 511310, 818096, 1022620, 2045240, 2709943, 4090480, 5419886, 10839772, 13549715, 21679544, 27099430, 43359088, 54198860, 108397720, 216795440]

約数ペア:

[(1, 216795440), (2, 108397720), (4, 54198860), (5, 43359088), (8, 27099430), (10, 21679544), (16, 13549715), (20, 10839772), (40, 5419886), (53, 4090480), (80, 2709943), (106, 2045240), (212, 1022620), (265, 818096), (424, 511310), (530, 409048), (848, 255655), (1060, 204524), (2120, 102262), (4240, 51131)]