270320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:153

約数の個数: 40

約数和(自身を含む): 654720

約数和(自身を除く): 384400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 436, 496, 545, 620, 872, 1090, 1240, 1744, 2180, 2480, 3379, 4360, 6758, 8720, 13516, 16895, 27032, 33790, 54064, 67580, 135160, 270320]

約数ペア:

[(1, 270320), (2, 135160), (4, 67580), (5, 54064), (8, 33790), (10, 27032), (16, 16895), (20, 13516), (31, 8720), (40, 6758), (62, 4360), (80, 3379), (109, 2480), (124, 2180), (155, 1744), (218, 1240), (248, 1090), (310, 872), (436, 620), (496, 545)]