220170996

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 585224640

約数和(自身を除く): 365053644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 139, 207, 276, 278, 414, 417, 556, 828, 834, 1251, 1668, 1913, 2502, 3197, 3826, 5004, 5739, 6394, 7652, 9591, 11478, 12788, 17217, 19182, 22956, 28773, 34434, 38364, 43999, 57546, 68868, 87998, 115092, 131997, 175996, 263994, 265907, 395991, 527988, 531814, 791982, 797721, 1063628, 1583964, 1595442, 2393163, 3190884, 4786326, 6115861, 9572652, 12231722, 18347583, 24463444, 36695166, 55042749, 73390332, 110085498, 220170996]

約数ペア:

[(1, 220170996), (2, 110085498), (3, 73390332), (4, 55042749), (6, 36695166), (9, 24463444), (12, 18347583), (18, 12231722), (23, 9572652), (36, 6115861), (46, 4786326), (69, 3190884), (92, 2393163), (138, 1595442), (139, 1583964), (207, 1063628), (276, 797721), (278, 791982), (414, 531814), (417, 527988), (556, 395991), (828, 265907), (834, 263994), (1251, 175996), (1668, 131997), (1913, 115092), (2502, 87998), (3197, 68868), (3826, 57546), (5004, 43999), (5739, 38364), (6394, 34434), (7652, 28773), (9591, 22956), (11478, 19182), (12788, 17217)]