209125590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2027}}^1$

素因数の和:2237

約数の個数: 64

約数和(自身を含む): 531498240

約数和(自身を除く): 322372650

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 181, 190, 285, 362, 543, 570, 905, 1086, 1810, 2027, 2715, 3439, 4054, 5430, 6081, 6878, 10135, 10317, 12162, 17195, 20270, 20634, 30405, 34390, 38513, 51585, 60810, 77026, 103170, 115539, 192565, 231078, 366887, 385130, 577695, 733774, 1100661, 1155390, 1834435, 2201322, 3668870, 5503305, 6970853, 11006610, 13941706, 20912559, 34854265, 41825118, 69708530, 104562795, 209125590]

約数ペア:

[(1, 209125590), (2, 104562795), (3, 69708530), (5, 41825118), (6, 34854265), (10, 20912559), (15, 13941706), (19, 11006610), (30, 6970853), (38, 5503305), (57, 3668870), (95, 2201322), (114, 1834435), (181, 1155390), (190, 1100661), (285, 733774), (362, 577695), (543, 385130), (570, 366887), (905, 231078), (1086, 192565), (1810, 115539), (2027, 103170), (2715, 77026), (3439, 60810), (4054, 51585), (5430, 38513), (6081, 34390), (6878, 30405), (10135, 20634), (10317, 20270), (12162, 17195)]