279939204

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15773}}^1$

素因数の和:15829

約数の個数: 72

約数和(自身を含む): 775134360

約数和(自身を除く): 495195156

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1972, 2958, 4437, 5916, 8874, 15773, 17748, 31546, 47319, 63092, 94638, 141957, 189276, 268141, 283914, 457417, 536282, 567828, 804423, 914834, 1072564, 1372251, 1608846, 1829668, 2413269, 2744502, 3217692, 4116753, 4826538, 5489004, 7776089, 8233506, 9653076, 15552178, 16467012, 23328267, 31104356, 46656534, 69984801, 93313068, 139969602, 279939204]

約数ペア:

[(1, 279939204), (2, 139969602), (3, 93313068), (4, 69984801), (6, 46656534), (9, 31104356), (12, 23328267), (17, 16467012), (18, 15552178), (29, 9653076), (34, 8233506), (36, 7776089), (51, 5489004), (58, 4826538), (68, 4116753), (87, 3217692), (102, 2744502), (116, 2413269), (153, 1829668), (174, 1608846), (204, 1372251), (261, 1072564), (306, 914834), (348, 804423), (493, 567828), (522, 536282), (612, 457417), (986, 283914), (1044, 268141), (1479, 189276), (1972, 141957), (2958, 94638), (4437, 63092), (5916, 47319), (8874, 31546), (15773, 17748)]