277830

素因数分解:

$2^1\times 3^4\times 5^1\times 7^3$

素因数の和:40

約数の個数: 80

約数和(自身を含む): 871200

約数和(自身を除く): 593370

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, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 343, 378, 405, 441, 490, 567, 630, 686, 735, 810, 882, 945, 1029, 1134, 1323, 1470, 1715, 1890, 2058, 2205, 2646, 2835, 3087, 3430, 3969, 4410, 5145, 5670, 6174, 6615, 7938, 9261, 10290, 13230, 15435, 18522, 19845, 27783, 30870, 39690, 46305, 55566, 92610, 138915, 277830]

約数ペア:

[(1, 277830), (2, 138915), (3, 92610), (5, 55566), (6, 46305), (7, 39690), (9, 30870), (10, 27783), (14, 19845), (15, 18522), (18, 15435), (21, 13230), (27, 10290), (30, 9261), (35, 7938), (42, 6615), (45, 6174), (49, 5670), (54, 5145), (63, 4410), (70, 3969), (81, 3430), (90, 3087), (98, 2835), (105, 2646), (126, 2205), (135, 2058), (147, 1890), (162, 1715), (189, 1470), (210, 1323), (245, 1134), (270, 1029), (294, 945), (315, 882), (343, 810), (378, 735), (405, 686), (441, 630), (490, 567)]