156736240

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12479}}^1$

素因数の和:12649

約数の個数: 40

約数和(自身を含む): 366762240

約数和(自身を除く): 210026000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 12479, 12560, 24958, 49916, 62395, 99832, 124790, 199664, 249580, 499160, 998320, 1959203, 3918406, 7836812, 9796015, 15673624, 19592030, 31347248, 39184060, 78368120, 156736240]

約数ペア:

[(1, 156736240), (2, 78368120), (4, 39184060), (5, 31347248), (8, 19592030), (10, 15673624), (16, 9796015), (20, 7836812), (40, 3918406), (80, 1959203), (157, 998320), (314, 499160), (628, 249580), (785, 199664), (1256, 124790), (1570, 99832), (2512, 62395), (3140, 49916), (6280, 24958), (12479, 12560)]