208897290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 192

約数和(自身を含む): 649209600

約数和(自身を除く): 440312310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 67, 70, 90, 98, 101, 105, 126, 134, 147, 201, 202, 210, 245, 294, 303, 315, 335, 343, 402, 441, 469, 490, 505, 603, 606, 630, 670, 686, 707, 735, 882, 909, 938, 1005, 1010, 1029, 1206, 1407, 1414, 1470, 1515, 1715, 1818, 2010, 2058, 2121, 2205, 2345, 2814, 3015, 3030, 3087, 3283, 3430, 3535, 4221, 4242, 4410, 4545, 4690, 4949, 5145, 6030, 6174, 6363, 6566, 6767, 7035, 7070, 8442, 9090, 9849, 9898, 10290, 10605, 12726, 13534, 14070, 14847, 15435, 16415, 19698, 20301, 21105, 21210, 22981, 24745, 29547, 29694, 30870, 31815, 32830, 33835, 34643, 40602, 42210, 44541, 45962, 47369, 49245, 49490, 59094, 60903, 63630, 67670, 68943, 69286, 74235, 89082, 94738, 98490, 101505, 103929, 114905, 121806, 137886, 142107, 147735, 148470, 173215, 203010, 206829, 207858, 222705, 229810, 236845, 284214, 295470, 304515, 311787, 331583, 344715, 346430, 413658, 426321, 445410, 473690, 519645, 609030, 623574, 663166, 689430, 710535, 852642, 994749, 1034145, 1039290, 1421070, 1558935, 1657915, 1989498, 2068290, 2131605, 2321081, 2984247, 3117870, 3315830, 4263210, 4642162, 4973745, 5968494, 6963243, 9947490, 11605405, 13926486, 14921235, 20889729, 23210810, 29842470, 34816215, 41779458, 69632430, 104448645, 208897290]

約数ペア:

[(1, 208897290), (2, 104448645), (3, 69632430), (5, 41779458), (6, 34816215), (7, 29842470), (9, 23210810), (10, 20889729), (14, 14921235), (15, 13926486), (18, 11605405), (21, 9947490), (30, 6963243), (35, 5968494), (42, 4973745), (45, 4642162), (49, 4263210), (63, 3315830), (67, 3117870), (70, 2984247), (90, 2321081), (98, 2131605), (101, 2068290), (105, 1989498), (126, 1657915), (134, 1558935), (147, 1421070), (201, 1039290), (202, 1034145), (210, 994749), (245, 852642), (294, 710535), (303, 689430), (315, 663166), (335, 623574), (343, 609030), (402, 519645), (441, 473690), (469, 445410), (490, 426321), (505, 413658), (603, 346430), (606, 344715), (630, 331583), (670, 311787), (686, 304515), (707, 295470), (735, 284214), (882, 236845), (909, 229810), (938, 222705), (1005, 207858), (1010, 206829), (1029, 203010), (1206, 173215), (1407, 148470), (1414, 147735), (1470, 142107), (1515, 137886), (1715, 121806), (1818, 114905), (2010, 103929), (2058, 101505), (2121, 98490), (2205, 94738), (2345, 89082), (2814, 74235), (3015, 69286), (3030, 68943), (3087, 67670), (3283, 63630), (3430, 60903), (3535, 59094), (4221, 49490), (4242, 49245), (4410, 47369), (4545, 45962), (4690, 44541), (4949, 42210), (5145, 40602), (6030, 34643), (6174, 33835), (6363, 32830), (6566, 31815), (6767, 30870), (7035, 29694), (7070, 29547), (8442, 24745), (9090, 22981), (9849, 21210), (9898, 21105), (10290, 20301), (10605, 19698), (12726, 16415), (13534, 15435), (14070, 14847)]