127780668

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 331753968

約数和(自身を除く): 203973300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 193, 212, 318, 347, 386, 477, 579, 636, 694, 772, 954, 1041, 1158, 1388, 1737, 1908, 2082, 2316, 3123, 3474, 4164, 6246, 6948, 10229, 12492, 18391, 20458, 30687, 36782, 40916, 55173, 61374, 66971, 73564, 92061, 110346, 122748, 133942, 165519, 184122, 200913, 220692, 267884, 331038, 368244, 401826, 602739, 662076, 803652, 1205478, 2410956, 3549463, 7098926, 10648389, 14197852, 21296778, 31945167, 42593556, 63890334, 127780668]

約数ペア:

[(1, 127780668), (2, 63890334), (3, 42593556), (4, 31945167), (6, 21296778), (9, 14197852), (12, 10648389), (18, 7098926), (36, 3549463), (53, 2410956), (106, 1205478), (159, 803652), (193, 662076), (212, 602739), (318, 401826), (347, 368244), (386, 331038), (477, 267884), (579, 220692), (636, 200913), (694, 184122), (772, 165519), (954, 133942), (1041, 122748), (1158, 110346), (1388, 92061), (1737, 73564), (1908, 66971), (2082, 61374), (2316, 55173), (3123, 40916), (3474, 36782), (4164, 30687), (6246, 20458), (6948, 18391), (10229, 12492)]