279480

素因数分解:

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

素因数の和:168

約数の個数: 64

約数和(自身を含む): 894240

約数和(自身を除く): 614760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 137, 170, 204, 255, 274, 340, 408, 411, 510, 548, 680, 685, 822, 1020, 1096, 1370, 1644, 2040, 2055, 2329, 2740, 3288, 4110, 4658, 5480, 6987, 8220, 9316, 11645, 13974, 16440, 18632, 23290, 27948, 34935, 46580, 55896, 69870, 93160, 139740, 279480]

約数ペア:

[(1, 279480), (2, 139740), (3, 93160), (4, 69870), (5, 55896), (6, 46580), (8, 34935), (10, 27948), (12, 23290), (15, 18632), (17, 16440), (20, 13974), (24, 11645), (30, 9316), (34, 8220), (40, 6987), (51, 5480), (60, 4658), (68, 4110), (85, 3288), (102, 2740), (120, 2329), (136, 2055), (137, 2040), (170, 1644), (204, 1370), (255, 1096), (274, 1020), (340, 822), (408, 685), (411, 680), (510, 548)]