648125928

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2340

約数の個数: 128

約数和(自身を含む): 1902489600

約数和(自身を除く): 1254363672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 43, 54, 62, 72, 86, 93, 108, 124, 129, 172, 186, 216, 248, 258, 279, 344, 372, 387, 516, 558, 744, 774, 837, 1032, 1116, 1161, 1333, 1548, 1674, 2232, 2251, 2322, 2666, 3096, 3348, 3999, 4502, 4644, 5332, 6696, 6753, 7998, 9004, 9288, 10664, 11997, 13506, 15996, 18008, 20259, 23994, 27012, 31992, 35991, 40518, 47988, 54024, 60777, 69781, 71982, 81036, 95976, 96793, 121554, 139562, 143964, 162072, 193586, 209343, 243108, 279124, 287928, 290379, 387172, 418686, 486216, 558248, 580758, 628029, 774344, 837372, 871137, 1161516, 1256058, 1674744, 1742274, 1884087, 2323032, 2512116, 2613411, 3000583, 3484548, 3768174, 5024232, 5226822, 6001166, 6969096, 7536348, 9001749, 10453644, 12002332, 15072696, 18003498, 20907288, 24004664, 27005247, 36006996, 54010494, 72013992, 81015741, 108020988, 162031482, 216041976, 324062964, 648125928]

約数ペア:

[(1, 648125928), (2, 324062964), (3, 216041976), (4, 162031482), (6, 108020988), (8, 81015741), (9, 72013992), (12, 54010494), (18, 36006996), (24, 27005247), (27, 24004664), (31, 20907288), (36, 18003498), (43, 15072696), (54, 12002332), (62, 10453644), (72, 9001749), (86, 7536348), (93, 6969096), (108, 6001166), (124, 5226822), (129, 5024232), (172, 3768174), (186, 3484548), (216, 3000583), (248, 2613411), (258, 2512116), (279, 2323032), (344, 1884087), (372, 1742274), (387, 1674744), (516, 1256058), (558, 1161516), (744, 871137), (774, 837372), (837, 774344), (1032, 628029), (1116, 580758), (1161, 558248), (1333, 486216), (1548, 418686), (1674, 387172), (2232, 290379), (2251, 287928), (2322, 279124), (2666, 243108), (3096, 209343), (3348, 193586), (3999, 162072), (4502, 143964), (4644, 139562), (5332, 121554), (6696, 96793), (6753, 95976), (7998, 81036), (9004, 71982), (9288, 69781), (10664, 60777), (11997, 54024), (13506, 47988), (15996, 40518), (18008, 35991), (20259, 31992), (23994, 27012)]