217536768

素因数分解:

$2^8\times 3^2\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:644

約数の個数: 108

約数和(自身を含む): 631350720

約数和(自身を除く): 413813952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 263, 288, 359, 384, 526, 576, 718, 768, 789, 1052, 1077, 1152, 1436, 1578, 2104, 2154, 2304, 2367, 2872, 3156, 3231, 4208, 4308, 4734, 5744, 6312, 6462, 8416, 8616, 9468, 11488, 12624, 12924, 16832, 17232, 18936, 22976, 25248, 25848, 33664, 34464, 37872, 45952, 50496, 51696, 67328, 68928, 75744, 91904, 94417, 100992, 103392, 137856, 151488, 188834, 201984, 206784, 275712, 283251, 302976, 377668, 413568, 566502, 605952, 755336, 827136, 849753, 1133004, 1510672, 1699506, 2266008, 3021344, 3399012, 4532016, 6042688, 6798024, 9064032, 12085376, 13596048, 18128064, 24170752, 27192096, 36256128, 54384192, 72512256, 108768384, 217536768]

約数ペア:

[(1, 217536768), (2, 108768384), (3, 72512256), (4, 54384192), (6, 36256128), (8, 27192096), (9, 24170752), (12, 18128064), (16, 13596048), (18, 12085376), (24, 9064032), (32, 6798024), (36, 6042688), (48, 4532016), (64, 3399012), (72, 3021344), (96, 2266008), (128, 1699506), (144, 1510672), (192, 1133004), (256, 849753), (263, 827136), (288, 755336), (359, 605952), (384, 566502), (526, 413568), (576, 377668), (718, 302976), (768, 283251), (789, 275712), (1052, 206784), (1077, 201984), (1152, 188834), (1436, 151488), (1578, 137856), (2104, 103392), (2154, 100992), (2304, 94417), (2367, 91904), (2872, 75744), (3156, 68928), (3231, 67328), (4208, 51696), (4308, 50496), (4734, 45952), (5744, 37872), (6312, 34464), (6462, 33664), (8416, 25848), (8616, 25248), (9468, 22976), (11488, 18936), (12624, 17232), (12924, 16832)]