387640992

素因数分解:

$2^5\times 3^1\times {\mathrm{79}}^2\times {\mathrm{647}}^1$

素因数の和:818

約数の個数: 72

約数和(自身を含む): 1032194016

約数和(自身を除く): 644553024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 79, 96, 158, 237, 316, 474, 632, 647, 948, 1264, 1294, 1896, 1941, 2528, 2588, 3792, 3882, 5176, 6241, 7584, 7764, 10352, 12482, 15528, 18723, 20704, 24964, 31056, 37446, 49928, 51113, 62112, 74892, 99856, 102226, 149784, 153339, 199712, 204452, 299568, 306678, 408904, 599136, 613356, 817808, 1226712, 1635616, 2453424, 4037927, 4906848, 8075854, 12113781, 16151708, 24227562, 32303416, 48455124, 64606832, 96910248, 129213664, 193820496, 387640992]

約数ペア:

[(1, 387640992), (2, 193820496), (3, 129213664), (4, 96910248), (6, 64606832), (8, 48455124), (12, 32303416), (16, 24227562), (24, 16151708), (32, 12113781), (48, 8075854), (79, 4906848), (96, 4037927), (158, 2453424), (237, 1635616), (316, 1226712), (474, 817808), (632, 613356), (647, 599136), (948, 408904), (1264, 306678), (1294, 299568), (1896, 204452), (1941, 199712), (2528, 153339), (2588, 149784), (3792, 102226), (3882, 99856), (5176, 74892), (6241, 62112), (7584, 51113), (7764, 49928), (10352, 37446), (12482, 31056), (15528, 24964), (18723, 20704)]