1887270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 128

約数和(自身を含む): 6082560

約数和(自身を除く): 4195290

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 43, 55, 57, 66, 70, 77, 86, 95, 105, 110, 114, 129, 133, 154, 165, 190, 209, 210, 215, 231, 258, 266, 285, 301, 330, 385, 399, 418, 430, 462, 473, 570, 602, 627, 645, 665, 770, 798, 817, 903, 946, 1045, 1155, 1254, 1290, 1330, 1419, 1463, 1505, 1634, 1806, 1995, 2090, 2310, 2365, 2451, 2838, 2926, 3010, 3135, 3311, 3990, 4085, 4389, 4515, 4730, 4902, 5719, 6270, 6622, 7095, 7315, 8170, 8778, 8987, 9030, 9933, 11438, 12255, 14190, 14630, 16555, 17157, 17974, 19866, 21945, 24510, 26961, 28595, 33110, 34314, 43890, 44935, 49665, 53922, 57190, 62909, 85785, 89870, 99330, 125818, 134805, 171570, 188727, 269610, 314545, 377454, 629090, 943635, 1887270]

約数ペア:

[(1, 1887270), (2, 943635), (3, 629090), (5, 377454), (6, 314545), (7, 269610), (10, 188727), (11, 171570), (14, 134805), (15, 125818), (19, 99330), (21, 89870), (22, 85785), (30, 62909), (33, 57190), (35, 53922), (38, 49665), (42, 44935), (43, 43890), (55, 34314), (57, 33110), (66, 28595), (70, 26961), (77, 24510), (86, 21945), (95, 19866), (105, 17974), (110, 17157), (114, 16555), (129, 14630), (133, 14190), (154, 12255), (165, 11438), (190, 9933), (209, 9030), (210, 8987), (215, 8778), (231, 8170), (258, 7315), (266, 7095), (285, 6622), (301, 6270), (330, 5719), (385, 4902), (399, 4730), (418, 4515), (430, 4389), (462, 4085), (473, 3990), (570, 3311), (602, 3135), (627, 3010), (645, 2926), (665, 2838), (770, 2451), (798, 2365), (817, 2310), (903, 2090), (946, 1995), (1045, 1806), (1155, 1634), (1254, 1505), (1290, 1463), (1330, 1419)]