161815020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3301}}^1$

素因数の和:3375

約数の個数: 96

約数和(自身を含む): 488167680

約数和(自身を除く): 326352660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1634, 2451, 2580, 3268, 3301, 4085, 4902, 6602, 8170, 9804, 9903, 12255, 13204, 16340, 16505, 19806, 24510, 33010, 39612, 49020, 49515, 62719, 66020, 99030, 125438, 141943, 188157, 198060, 250876, 283886, 313595, 376314, 425829, 567772, 627190, 709715, 752628, 851658, 940785, 1254380, 1419430, 1703316, 1881570, 2129145, 2696917, 2838860, 3763140, 4258290, 5393834, 8090751, 8516580, 10787668, 13484585, 16181502, 26969170, 32363004, 40453755, 53938340, 80907510, 161815020]

約数ペア:

[(1, 161815020), (2, 80907510), (3, 53938340), (4, 40453755), (5, 32363004), (6, 26969170), (10, 16181502), (12, 13484585), (15, 10787668), (19, 8516580), (20, 8090751), (30, 5393834), (38, 4258290), (43, 3763140), (57, 2838860), (60, 2696917), (76, 2129145), (86, 1881570), (95, 1703316), (114, 1419430), (129, 1254380), (172, 940785), (190, 851658), (215, 752628), (228, 709715), (258, 627190), (285, 567772), (380, 425829), (430, 376314), (516, 313595), (570, 283886), (645, 250876), (817, 198060), (860, 188157), (1140, 141943), (1290, 125438), (1634, 99030), (2451, 66020), (2580, 62719), (3268, 49515), (3301, 49020), (4085, 39612), (4902, 33010), (6602, 24510), (8170, 19806), (9804, 16505), (9903, 16340), (12255, 13204)]