161816016

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 427750400

約数和(自身を除く): 265934384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 139, 158, 237, 278, 307, 316, 417, 474, 556, 614, 632, 834, 921, 948, 1112, 1228, 1264, 1668, 1842, 1896, 2224, 2456, 3336, 3684, 3792, 4912, 6672, 7368, 10981, 14736, 21962, 24253, 32943, 42673, 43924, 48506, 65886, 72759, 85346, 87848, 97012, 128019, 131772, 145518, 170692, 175696, 194024, 256038, 263544, 291036, 341384, 388048, 512076, 527088, 582072, 682768, 1024152, 1164144, 2048304, 3371167, 6742334, 10113501, 13484668, 20227002, 26969336, 40454004, 53938672, 80908008, 161816016]

約数ペア:

[(1, 161816016), (2, 80908008), (3, 53938672), (4, 40454004), (6, 26969336), (8, 20227002), (12, 13484668), (16, 10113501), (24, 6742334), (48, 3371167), (79, 2048304), (139, 1164144), (158, 1024152), (237, 682768), (278, 582072), (307, 527088), (316, 512076), (417, 388048), (474, 341384), (556, 291036), (614, 263544), (632, 256038), (834, 194024), (921, 175696), (948, 170692), (1112, 145518), (1228, 131772), (1264, 128019), (1668, 97012), (1842, 87848), (1896, 85346), (2224, 72759), (2456, 65886), (3336, 48506), (3684, 43924), (3792, 42673), (4912, 32943), (6672, 24253), (7368, 21962), (10981, 14736)]