131989020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{129401}}^1$

素因数の和:129430

約数の個数: 48

約数和(自身を含む): 391311648

約数和(自身を除く): 259322628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 129401, 258802, 388203, 517604, 647005, 776406, 1294010, 1552812, 1941015, 2199817, 2588020, 3882030, 4399634, 6599451, 7764060, 8799268, 10999085, 13198902, 21998170, 26397804, 32997255, 43996340, 65994510, 131989020]

約数ペア:

[(1, 131989020), (2, 65994510), (3, 43996340), (4, 32997255), (5, 26397804), (6, 21998170), (10, 13198902), (12, 10999085), (15, 8799268), (17, 7764060), (20, 6599451), (30, 4399634), (34, 3882030), (51, 2588020), (60, 2199817), (68, 1941015), (85, 1552812), (102, 1294010), (170, 776406), (204, 647005), (255, 517604), (340, 388203), (510, 258802), (1020, 129401)]