840659085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 1897758720

約数和(自身を除く): 1057099635

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 31, 35, 45, 57, 63, 69, 93, 95, 105, 115, 133, 155, 161, 171, 197, 207, 217, 279, 285, 315, 345, 399, 437, 465, 483, 589, 591, 651, 665, 713, 805, 855, 985, 1035, 1085, 1197, 1311, 1379, 1395, 1449, 1767, 1773, 1953, 1995, 2139, 2185, 2415, 2945, 2955, 3059, 3255, 3565, 3743, 3933, 4123, 4137, 4531, 4991, 5301, 5985, 6107, 6417, 6555, 6895, 7245, 8835, 8865, 9177, 9765, 10695, 11229, 12369, 12411, 13547, 13593, 14973, 15295, 18321, 18715, 19665, 20615, 20685, 22655, 24955, 26201, 26505, 27531, 30535, 31717, 32085, 33687, 37107, 40641, 40779, 42749, 44919, 45885, 54963, 56145, 61845, 62055, 67735, 67965, 74865, 78603, 86089, 91605, 94829, 95151, 116033, 121923, 128247, 131005, 137655, 140461, 158585, 168435, 185535, 203205, 203895, 213745, 224595, 235809, 258267, 274815, 284487, 285453, 348099, 384741, 393015, 421383, 430445, 474145, 475755, 580165, 602623, 609615, 641235, 702305, 774801, 812231, 853461, 983227, 1044297, 1179045, 1264149, 1291335, 1422435, 1427265, 1740495, 1807869, 1923705, 2106915, 2436693, 2668759, 2949681, 3013115, 3874005, 4061155, 4267305, 4916135, 5221485, 5423607, 6320745, 7310079, 8006277, 8849043, 9039345, 12183465, 13343795, 14748405, 18681313, 24018831, 27118035, 36550395, 40031385, 44245215, 56043939, 93406565, 120094155, 168131817, 280219695, 840659085]

約数ペア:

[(1, 840659085), (3, 280219695), (5, 168131817), (7, 120094155), (9, 93406565), (15, 56043939), (19, 44245215), (21, 40031385), (23, 36550395), (31, 27118035), (35, 24018831), (45, 18681313), (57, 14748405), (63, 13343795), (69, 12183465), (93, 9039345), (95, 8849043), (105, 8006277), (115, 7310079), (133, 6320745), (155, 5423607), (161, 5221485), (171, 4916135), (197, 4267305), (207, 4061155), (217, 3874005), (279, 3013115), (285, 2949681), (315, 2668759), (345, 2436693), (399, 2106915), (437, 1923705), (465, 1807869), (483, 1740495), (589, 1427265), (591, 1422435), (651, 1291335), (665, 1264149), (713, 1179045), (805, 1044297), (855, 983227), (985, 853461), (1035, 812231), (1085, 774801), (1197, 702305), (1311, 641235), (1379, 609615), (1395, 602623), (1449, 580165), (1767, 475755), (1773, 474145), (1953, 430445), (1995, 421383), (2139, 393015), (2185, 384741), (2415, 348099), (2945, 285453), (2955, 284487), (3059, 274815), (3255, 258267), (3565, 235809), (3743, 224595), (3933, 213745), (4123, 203895), (4137, 203205), (4531, 185535), (4991, 168435), (5301, 158585), (5985, 140461), (6107, 137655), (6417, 131005), (6555, 128247), (6895, 121923), (7245, 116033), (8835, 95151), (8865, 94829), (9177, 91605), (9765, 86089), (10695, 78603), (11229, 74865), (12369, 67965), (12411, 67735), (13547, 62055), (13593, 61845), (14973, 56145), (15295, 54963), (18321, 45885), (18715, 44919), (19665, 42749), (20615, 40779), (20685, 40641), (22655, 37107), (24955, 33687), (26201, 32085), (26505, 31717), (27531, 30535)]