245249172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:990

約数の個数: 144

約数和(自身を含む): 753567360

約数和(自身を除く): 508318188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 37, 42, 58, 63, 74, 84, 87, 111, 116, 126, 148, 174, 203, 222, 252, 259, 261, 333, 348, 406, 444, 518, 522, 609, 666, 777, 812, 907, 1036, 1044, 1073, 1218, 1332, 1554, 1814, 1827, 2146, 2331, 2436, 2721, 3108, 3219, 3628, 3654, 4292, 4662, 5442, 6349, 6438, 7308, 7511, 8163, 9324, 9657, 10884, 12698, 12876, 15022, 16326, 19047, 19314, 22533, 25396, 26303, 30044, 32652, 33559, 38094, 38628, 45066, 52606, 57141, 67118, 67599, 76188, 78909, 90132, 100677, 105212, 114282, 134236, 135198, 157818, 184121, 201354, 228564, 234913, 236727, 270396, 302031, 315636, 368242, 402708, 469826, 473454, 552363, 604062, 704739, 736484, 939652, 946908, 973211, 1104726, 1208124, 1409478, 1657089, 1946422, 2114217, 2209452, 2818956, 2919633, 3314178, 3892844, 4228434, 5839266, 6628356, 6812477, 8456868, 8758899, 11678532, 13624954, 17517798, 20437431, 27249908, 35035596, 40874862, 61312293, 81749724, 122624586, 245249172]

約数ペア:

[(1, 245249172), (2, 122624586), (3, 81749724), (4, 61312293), (6, 40874862), (7, 35035596), (9, 27249908), (12, 20437431), (14, 17517798), (18, 13624954), (21, 11678532), (28, 8758899), (29, 8456868), (36, 6812477), (37, 6628356), (42, 5839266), (58, 4228434), (63, 3892844), (74, 3314178), (84, 2919633), (87, 2818956), (111, 2209452), (116, 2114217), (126, 1946422), (148, 1657089), (174, 1409478), (203, 1208124), (222, 1104726), (252, 973211), (259, 946908), (261, 939652), (333, 736484), (348, 704739), (406, 604062), (444, 552363), (518, 473454), (522, 469826), (609, 402708), (666, 368242), (777, 315636), (812, 302031), (907, 270396), (1036, 236727), (1044, 234913), (1073, 228564), (1218, 201354), (1332, 184121), (1554, 157818), (1814, 135198), (1827, 134236), (2146, 114282), (2331, 105212), (2436, 100677), (2721, 90132), (3108, 78909), (3219, 76188), (3628, 67599), (3654, 67118), (4292, 57141), (4662, 52606), (5442, 45066), (6349, 38628), (6438, 38094), (7308, 33559), (7511, 32652), (8163, 30044), (9324, 26303), (9657, 25396), (10884, 22533), (12698, 19314), (12876, 19047), (15022, 16326)]