78417360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15559}}^1$

素因数の和:15585

約数の個数: 120

約数和(自身を含む): 300992640

約数和(自身を除く): 222575280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15559, 31118, 46677, 62236, 77795, 93354, 108913, 124472, 140031, 155590, 186708, 217826, 233385, 248944, 280062, 311180, 326739, 373416, 435652, 466770, 544565, 560124, 622360, 653478, 700155, 746832, 871304, 933540, 980217, 1089130, 1120248, 1244720, 1306956, 1400310, 1633695, 1742608, 1867080, 1960434, 2178260, 2240496, 2613912, 2800620, 3267390, 3734160, 3920868, 4356520, 4901085, 5227824, 5601240, 6534780, 7841736, 8713040, 9802170, 11202480, 13069560, 15683472, 19604340, 26139120, 39208680, 78417360]

約数ペア:

[(1, 78417360), (2, 39208680), (3, 26139120), (4, 19604340), (5, 15683472), (6, 13069560), (7, 11202480), (8, 9802170), (9, 8713040), (10, 7841736), (12, 6534780), (14, 5601240), (15, 5227824), (16, 4901085), (18, 4356520), (20, 3920868), (21, 3734160), (24, 3267390), (28, 2800620), (30, 2613912), (35, 2240496), (36, 2178260), (40, 1960434), (42, 1867080), (45, 1742608), (48, 1633695), (56, 1400310), (60, 1306956), (63, 1244720), (70, 1120248), (72, 1089130), (80, 980217), (84, 933540), (90, 871304), (105, 746832), (112, 700155), (120, 653478), (126, 622360), (140, 560124), (144, 544565), (168, 466770), (180, 435652), (210, 373416), (240, 326739), (252, 311180), (280, 280062), (315, 248944), (336, 233385), (360, 217826), (420, 186708), (504, 155590), (560, 140031), (630, 124472), (720, 108913), (840, 93354), (1008, 77795), (1260, 62236), (1680, 46677), (2520, 31118), (5040, 15559)]