639240192

素因数分解:

$2^{11}\times 3^2\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 1873872000

約数和(自身を除く): 1234631808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 128, 144, 158, 192, 237, 256, 288, 316, 384, 439, 474, 512, 576, 632, 711, 768, 878, 948, 1024, 1152, 1264, 1317, 1422, 1536, 1756, 1896, 2048, 2304, 2528, 2634, 2844, 3072, 3512, 3792, 3951, 4608, 5056, 5268, 5688, 6144, 7024, 7584, 7902, 9216, 10112, 10536, 11376, 14048, 15168, 15804, 18432, 20224, 21072, 22752, 28096, 30336, 31608, 34681, 40448, 42144, 45504, 56192, 60672, 63216, 69362, 80896, 84288, 91008, 104043, 112384, 121344, 126432, 138724, 161792, 168576, 182016, 208086, 224768, 242688, 252864, 277448, 312129, 337152, 364032, 416172, 449536, 485376, 505728, 554896, 624258, 674304, 728064, 832344, 899072, 1011456, 1109792, 1248516, 1348608, 1456128, 1664688, 2022912, 2219584, 2497032, 2697216, 3329376, 4045824, 4439168, 4994064, 6658752, 8091648, 8878336, 9988128, 13317504, 17756672, 19976256, 26635008, 35513344, 39952512, 53270016, 71026688, 79905024, 106540032, 159810048, 213080064, 319620096, 639240192]

約数ペア:

[(1, 639240192), (2, 319620096), (3, 213080064), (4, 159810048), (6, 106540032), (8, 79905024), (9, 71026688), (12, 53270016), (16, 39952512), (18, 35513344), (24, 26635008), (32, 19976256), (36, 17756672), (48, 13317504), (64, 9988128), (72, 8878336), (79, 8091648), (96, 6658752), (128, 4994064), (144, 4439168), (158, 4045824), (192, 3329376), (237, 2697216), (256, 2497032), (288, 2219584), (316, 2022912), (384, 1664688), (439, 1456128), (474, 1348608), (512, 1248516), (576, 1109792), (632, 1011456), (711, 899072), (768, 832344), (878, 728064), (948, 674304), (1024, 624258), (1152, 554896), (1264, 505728), (1317, 485376), (1422, 449536), (1536, 416172), (1756, 364032), (1896, 337152), (2048, 312129), (2304, 277448), (2528, 252864), (2634, 242688), (2844, 224768), (3072, 208086), (3512, 182016), (3792, 168576), (3951, 161792), (4608, 138724), (5056, 126432), (5268, 121344), (5688, 112384), (6144, 104043), (7024, 91008), (7584, 84288), (7902, 80896), (9216, 69362), (10112, 63216), (10536, 60672), (11376, 56192), (14048, 45504), (15168, 42144), (15804, 40448), (18432, 34681), (20224, 31608), (21072, 30336), (22752, 28096)]