139740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 417312

約数和(自身を除く): 277572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 137, 170, 204, 255, 274, 340, 411, 510, 548, 685, 822, 1020, 1370, 1644, 2055, 2329, 2740, 4110, 4658, 6987, 8220, 9316, 11645, 13974, 23290, 27948, 34935, 46580, 69870, 139740]

約数ペア:

[(1, 139740), (2, 69870), (3, 46580), (4, 34935), (5, 27948), (6, 23290), (10, 13974), (12, 11645), (15, 9316), (17, 8220), (20, 6987), (30, 4658), (34, 4110), (51, 2740), (60, 2329), (68, 2055), (85, 1644), (102, 1370), (137, 1020), (170, 822), (204, 685), (255, 548), (274, 510), (340, 411)]