123387880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 361972800

約数和(自身を除く): 238584920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 59, 70, 77, 88, 97, 98, 110, 118, 140, 154, 194, 196, 220, 236, 245, 280, 295, 308, 385, 388, 392, 413, 440, 472, 485, 490, 539, 590, 616, 649, 679, 770, 776, 826, 970, 980, 1067, 1078, 1180, 1298, 1358, 1540, 1652, 1940, 1960, 2065, 2134, 2156, 2360, 2596, 2695, 2716, 2891, 3080, 3245, 3304, 3395, 3880, 4130, 4268, 4312, 4543, 4753, 5192, 5335, 5390, 5432, 5723, 5782, 6490, 6790, 7469, 8260, 8536, 9086, 9506, 10670, 10780, 11446, 11564, 12980, 13580, 14455, 14938, 16520, 18172, 19012, 21340, 21560, 22715, 22892, 23128, 23765, 25960, 27160, 28615, 28910, 29876, 31801, 36344, 37345, 38024, 40061, 42680, 45430, 45784, 47530, 52283, 57230, 57820, 59752, 62953, 63602, 74690, 80122, 90860, 95060, 104566, 114460, 115640, 125906, 127204, 149380, 159005, 160244, 181720, 190120, 200305, 209132, 228920, 251812, 254408, 261415, 280427, 298760, 314765, 318010, 320488, 400610, 418264, 440671, 503624, 522830, 560854, 629530, 636020, 801220, 881342, 1045660, 1121708, 1259060, 1272040, 1402135, 1602440, 1762684, 2091320, 2203355, 2243416, 2518120, 2804270, 3084697, 3525368, 4406710, 5608540, 6169394, 8813420, 11217080, 12338788, 15423485, 17626840, 24677576, 30846970, 61693940, 123387880]

約数ペア:

[(1, 123387880), (2, 61693940), (4, 30846970), (5, 24677576), (7, 17626840), (8, 15423485), (10, 12338788), (11, 11217080), (14, 8813420), (20, 6169394), (22, 5608540), (28, 4406710), (35, 3525368), (40, 3084697), (44, 2804270), (49, 2518120), (55, 2243416), (56, 2203355), (59, 2091320), (70, 1762684), (77, 1602440), (88, 1402135), (97, 1272040), (98, 1259060), (110, 1121708), (118, 1045660), (140, 881342), (154, 801220), (194, 636020), (196, 629530), (220, 560854), (236, 522830), (245, 503624), (280, 440671), (295, 418264), (308, 400610), (385, 320488), (388, 318010), (392, 314765), (413, 298760), (440, 280427), (472, 261415), (485, 254408), (490, 251812), (539, 228920), (590, 209132), (616, 200305), (649, 190120), (679, 181720), (770, 160244), (776, 159005), (826, 149380), (970, 127204), (980, 125906), (1067, 115640), (1078, 114460), (1180, 104566), (1298, 95060), (1358, 90860), (1540, 80122), (1652, 74690), (1940, 63602), (1960, 62953), (2065, 59752), (2134, 57820), (2156, 57230), (2360, 52283), (2596, 47530), (2695, 45784), (2716, 45430), (2891, 42680), (3080, 40061), (3245, 38024), (3304, 37345), (3395, 36344), (3880, 31801), (4130, 29876), (4268, 28910), (4312, 28615), (4543, 27160), (4753, 25960), (5192, 23765), (5335, 23128), (5390, 22892), (5432, 22715), (5723, 21560), (5782, 21340), (6490, 19012), (6790, 18172), (7469, 16520), (8260, 14938), (8536, 14455), (9086, 13580), (9506, 12980), (10670, 11564), (10780, 11446)]