28060830

素因数分解:

$2^1\times 3^4\times 5^1\times 7^3\times {\mathrm{101}}^1$

素因数の和:141

約数の個数: 160

約数和(自身を含む): 88862400

約数和(自身を除く): 60801570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 101, 105, 126, 135, 147, 162, 189, 202, 210, 245, 270, 294, 303, 315, 343, 378, 405, 441, 490, 505, 567, 606, 630, 686, 707, 735, 810, 882, 909, 945, 1010, 1029, 1134, 1323, 1414, 1470, 1515, 1715, 1818, 1890, 2058, 2121, 2205, 2646, 2727, 2835, 3030, 3087, 3430, 3535, 3969, 4242, 4410, 4545, 4949, 5145, 5454, 5670, 6174, 6363, 6615, 7070, 7938, 8181, 9090, 9261, 9898, 10290, 10605, 12726, 13230, 13635, 14847, 15435, 16362, 18522, 19089, 19845, 21210, 24745, 27270, 27783, 29694, 30870, 31815, 34643, 38178, 39690, 40905, 44541, 46305, 49490, 55566, 57267, 63630, 69286, 74235, 81810, 89082, 92610, 95445, 103929, 114534, 133623, 138915, 148470, 173215, 190890, 207858, 222705, 267246, 277830, 286335, 311787, 346430, 400869, 445410, 519645, 572670, 623574, 668115, 801738, 935361, 1039290, 1336230, 1558935, 1870722, 2004345, 2806083, 3117870, 4008690, 4676805, 5612166, 9353610, 14030415, 28060830]

約数ペア:

[(1, 28060830), (2, 14030415), (3, 9353610), (5, 5612166), (6, 4676805), (7, 4008690), (9, 3117870), (10, 2806083), (14, 2004345), (15, 1870722), (18, 1558935), (21, 1336230), (27, 1039290), (30, 935361), (35, 801738), (42, 668115), (45, 623574), (49, 572670), (54, 519645), (63, 445410), (70, 400869), (81, 346430), (90, 311787), (98, 286335), (101, 277830), (105, 267246), (126, 222705), (135, 207858), (147, 190890), (162, 173215), (189, 148470), (202, 138915), (210, 133623), (245, 114534), (270, 103929), (294, 95445), (303, 92610), (315, 89082), (343, 81810), (378, 74235), (405, 69286), (441, 63630), (490, 57267), (505, 55566), (567, 49490), (606, 46305), (630, 44541), (686, 40905), (707, 39690), (735, 38178), (810, 34643), (882, 31815), (909, 30870), (945, 29694), (1010, 27783), (1029, 27270), (1134, 24745), (1323, 21210), (1414, 19845), (1470, 19089), (1515, 18522), (1715, 16362), (1818, 15435), (1890, 14847), (2058, 13635), (2121, 13230), (2205, 12726), (2646, 10605), (2727, 10290), (2835, 9898), (3030, 9261), (3087, 9090), (3430, 8181), (3535, 7938), (3969, 7070), (4242, 6615), (4410, 6363), (4545, 6174), (4949, 5670), (5145, 5454)]