261399204

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 757014720

約数和(自身を除く): 495615516

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 83, 99, 108, 121, 132, 166, 198, 241, 242, 249, 297, 332, 363, 396, 482, 484, 498, 594, 723, 726, 747, 913, 964, 996, 1089, 1188, 1446, 1452, 1494, 1826, 2169, 2178, 2241, 2651, 2739, 2892, 2988, 3267, 3652, 4338, 4356, 4482, 5302, 5478, 6507, 6534, 7953, 8217, 8676, 8964, 10043, 10604, 10956, 13014, 13068, 15906, 16434, 20003, 20086, 23859, 24651, 26028, 29161, 30129, 31812, 32868, 40006, 40172, 47718, 49302, 58322, 60009, 60258, 71577, 80012, 87483, 90387, 95436, 98604, 116644, 120018, 120516, 143154, 174966, 180027, 180774, 220033, 240036, 262449, 271161, 286308, 349932, 360054, 361548, 440066, 524898, 540081, 542322, 660099, 720108, 787347, 880132, 1049796, 1080162, 1084644, 1320198, 1574694, 1980297, 2160324, 2420363, 2640396, 3149388, 3960594, 4840726, 5940891, 7261089, 7921188, 9681452, 11881782, 14522178, 21783267, 23763564, 29044356, 43566534, 65349801, 87133068, 130699602, 261399204]

約数ペア:

[(1, 261399204), (2, 130699602), (3, 87133068), (4, 65349801), (6, 43566534), (9, 29044356), (11, 23763564), (12, 21783267), (18, 14522178), (22, 11881782), (27, 9681452), (33, 7921188), (36, 7261089), (44, 5940891), (54, 4840726), (66, 3960594), (83, 3149388), (99, 2640396), (108, 2420363), (121, 2160324), (132, 1980297), (166, 1574694), (198, 1320198), (241, 1084644), (242, 1080162), (249, 1049796), (297, 880132), (332, 787347), (363, 720108), (396, 660099), (482, 542322), (484, 540081), (498, 524898), (594, 440066), (723, 361548), (726, 360054), (747, 349932), (913, 286308), (964, 271161), (996, 262449), (1089, 240036), (1188, 220033), (1446, 180774), (1452, 180027), (1494, 174966), (1826, 143154), (2169, 120516), (2178, 120018), (2241, 116644), (2651, 98604), (2739, 95436), (2892, 90387), (2988, 87483), (3267, 80012), (3652, 71577), (4338, 60258), (4356, 60009), (4482, 58322), (5302, 49302), (5478, 47718), (6507, 40172), (6534, 40006), (7953, 32868), (8217, 31812), (8676, 30129), (8964, 29161), (10043, 26028), (10604, 24651), (10956, 23859), (13014, 20086), (13068, 20003), (15906, 16434)]