206340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 611520

約数和(自身を除く): 405180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 181, 190, 228, 285, 362, 380, 543, 570, 724, 905, 1086, 1140, 1810, 2172, 2715, 3439, 3620, 5430, 6878, 10317, 10860, 13756, 17195, 20634, 34390, 41268, 51585, 68780, 103170, 206340]

約数ペア:

[(1, 206340), (2, 103170), (3, 68780), (4, 51585), (5, 41268), (6, 34390), (10, 20634), (12, 17195), (15, 13756), (19, 10860), (20, 10317), (30, 6878), (38, 5430), (57, 3620), (60, 3439), (76, 2715), (95, 2172), (114, 1810), (181, 1140), (190, 1086), (228, 905), (285, 724), (362, 570), (380, 543)]