263519172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 797247360

約数和(自身を除く): 533728188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 107, 116, 126, 174, 203, 214, 252, 261, 321, 337, 348, 406, 428, 522, 609, 642, 674, 749, 812, 963, 1011, 1044, 1218, 1284, 1348, 1498, 1827, 1926, 2022, 2247, 2359, 2436, 2996, 3033, 3103, 3654, 3852, 4044, 4494, 4718, 6066, 6206, 6741, 7077, 7308, 8988, 9309, 9436, 9773, 12132, 12412, 13482, 14154, 18618, 19546, 21231, 21721, 26964, 27927, 28308, 29319, 36059, 37236, 39092, 42462, 43442, 55854, 58638, 65163, 68411, 72118, 84924, 86884, 87957, 108177, 111708, 117276, 130326, 136822, 144236, 175914, 195489, 205233, 216354, 252413, 260652, 273644, 324531, 351828, 390978, 410466, 432708, 504826, 615699, 649062, 757239, 781956, 820932, 1009652, 1045711, 1231398, 1298124, 1514478, 2091422, 2271717, 2462796, 3028956, 3137133, 4182844, 4543434, 6274266, 7319977, 9086868, 9411399, 12548532, 14639954, 18822798, 21959931, 29279908, 37645596, 43919862, 65879793, 87839724, 131759586, 263519172]

約数ペア:

[(1, 263519172), (2, 131759586), (3, 87839724), (4, 65879793), (6, 43919862), (7, 37645596), (9, 29279908), (12, 21959931), (14, 18822798), (18, 14639954), (21, 12548532), (28, 9411399), (29, 9086868), (36, 7319977), (42, 6274266), (58, 4543434), (63, 4182844), (84, 3137133), (87, 3028956), (107, 2462796), (116, 2271717), (126, 2091422), (174, 1514478), (203, 1298124), (214, 1231398), (252, 1045711), (261, 1009652), (321, 820932), (337, 781956), (348, 757239), (406, 649062), (428, 615699), (522, 504826), (609, 432708), (642, 410466), (674, 390978), (749, 351828), (812, 324531), (963, 273644), (1011, 260652), (1044, 252413), (1218, 216354), (1284, 205233), (1348, 195489), (1498, 175914), (1827, 144236), (1926, 136822), (2022, 130326), (2247, 117276), (2359, 111708), (2436, 108177), (2996, 87957), (3033, 86884), (3103, 84924), (3654, 72118), (3852, 68411), (4044, 65163), (4494, 58638), (4718, 55854), (6066, 43442), (6206, 42462), (6741, 39092), (7077, 37236), (7308, 36059), (8988, 29319), (9309, 28308), (9436, 27927), (9773, 26964), (12132, 21721), (12412, 21231), (13482, 19546), (14154, 18618)]