159292720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117127}}^1$

素因数の和:117157

約数の個数: 40

約数和(自身を含む): 392144544

約数和(自身を除く): 232851824

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 117127, 234254, 468508, 585635, 937016, 1171270, 1874032, 1991159, 2342540, 3982318, 4685080, 7964636, 9370160, 9955795, 15929272, 19911590, 31858544, 39823180, 79646360, 159292720]

約数ペア:

[(1, 159292720), (2, 79646360), (4, 39823180), (5, 31858544), (8, 19911590), (10, 15929272), (16, 9955795), (17, 9370160), (20, 7964636), (34, 4685080), (40, 3982318), (68, 2342540), (80, 1991159), (85, 1874032), (136, 1171270), (170, 937016), (272, 585635), (340, 468508), (680, 234254), (1360, 117127)]