261907776

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 224

約数和(自身を含む): 844905600

約数和(自身を除く): 582997824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 89, 96, 104, 108, 117, 131, 144, 156, 178, 192, 208, 216, 234, 262, 267, 288, 312, 351, 356, 393, 416, 432, 468, 524, 534, 576, 624, 702, 712, 786, 801, 832, 864, 936, 1048, 1068, 1157, 1179, 1248, 1404, 1424, 1572, 1602, 1703, 1728, 1872, 2096, 2136, 2314, 2358, 2403, 2496, 2808, 2848, 3144, 3204, 3406, 3471, 3537, 3744, 4192, 4272, 4628, 4716, 4806, 5109, 5616, 5696, 6288, 6408, 6812, 6942, 7074, 7488, 8384, 8544, 9256, 9432, 9612, 10218, 10413, 11232, 11659, 12576, 12816, 13624, 13884, 14148, 15327, 17088, 18512, 18864, 19224, 20436, 20826, 22464, 23318, 25152, 25632, 27248, 27768, 28296, 30654, 31239, 34977, 37024, 37728, 38448, 40872, 41652, 45981, 46636, 51264, 54496, 55536, 56592, 61308, 62478, 69954, 74048, 75456, 76896, 81744, 83304, 91962, 93272, 104931, 108992, 111072, 113184, 122616, 124956, 139908, 151567, 153792, 163488, 166608, 183924, 186544, 209862, 222144, 226368, 245232, 249912, 279816, 303134, 314793, 326976, 333216, 367848, 373088, 419724, 454701, 490464, 499824, 559632, 606268, 629586, 666432, 735696, 746176, 839448, 909402, 980928, 999648, 1119264, 1212536, 1259172, 1364103, 1471392, 1678896, 1818804, 1999296, 2238528, 2425072, 2518344, 2728206, 2942784, 3357792, 3637608, 4092309, 4850144, 5036688, 5456412, 6715584, 7275216, 8184618, 9700288, 10073376, 10912824, 14550432, 16369236, 20146752, 21825648, 29100864, 32738472, 43651296, 65476944, 87302592, 130953888, 261907776]

約数ペア:

[(1, 261907776), (2, 130953888), (3, 87302592), (4, 65476944), (6, 43651296), (8, 32738472), (9, 29100864), (12, 21825648), (13, 20146752), (16, 16369236), (18, 14550432), (24, 10912824), (26, 10073376), (27, 9700288), (32, 8184618), (36, 7275216), (39, 6715584), (48, 5456412), (52, 5036688), (54, 4850144), (64, 4092309), (72, 3637608), (78, 3357792), (89, 2942784), (96, 2728206), (104, 2518344), (108, 2425072), (117, 2238528), (131, 1999296), (144, 1818804), (156, 1678896), (178, 1471392), (192, 1364103), (208, 1259172), (216, 1212536), (234, 1119264), (262, 999648), (267, 980928), (288, 909402), (312, 839448), (351, 746176), (356, 735696), (393, 666432), (416, 629586), (432, 606268), (468, 559632), (524, 499824), (534, 490464), (576, 454701), (624, 419724), (702, 373088), (712, 367848), (786, 333216), (801, 326976), (832, 314793), (864, 303134), (936, 279816), (1048, 249912), (1068, 245232), (1157, 226368), (1179, 222144), (1248, 209862), (1404, 186544), (1424, 183924), (1572, 166608), (1602, 163488), (1703, 153792), (1728, 151567), (1872, 139908), (2096, 124956), (2136, 122616), (2314, 113184), (2358, 111072), (2403, 108992), (2496, 104931), (2808, 93272), (2848, 91962), (3144, 83304), (3204, 81744), (3406, 76896), (3471, 75456), (3537, 74048), (3744, 69954), (4192, 62478), (4272, 61308), (4628, 56592), (4716, 55536), (4806, 54496), (5109, 51264), (5616, 46636), (5696, 45981), (6288, 41652), (6408, 40872), (6812, 38448), (6942, 37728), (7074, 37024), (7488, 34977), (8384, 31239), (8544, 30654), (9256, 28296), (9432, 27768), (9612, 27248), (10218, 25632), (10413, 25152), (11232, 23318), (11659, 22464), (12576, 20826), (12816, 20436), (13624, 19224), (13884, 18864), (14148, 18512), (15327, 17088)]