15690627728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 32317395840

約数和(自身を除く): 16626768112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 521, 628, 631, 1042, 1256, 1262, 2084, 2512, 2524, 2983, 4168, 5048, 5966, 8336, 9899, 10096, 11932, 11989, 19798, 23864, 23978, 39596, 47728, 47956, 79192, 81797, 95912, 99067, 158384, 163594, 191824, 198134, 327188, 328751, 396268, 654376, 657502, 792536, 1308752, 1315004, 1554143, 1585072, 1882273, 2630008, 3108286, 3764546, 5260016, 6216572, 6246269, 7529092, 12433144, 12492538, 15058184, 24866288, 24985076, 30116368, 49970152, 51613907, 99940304, 103227814, 206455628, 412911256, 825822512, 980664233, 1961328466, 3922656932, 7845313864, 15690627728]

約数ペア:

[(1, 15690627728), (2, 7845313864), (4, 3922656932), (8, 1961328466), (16, 980664233), (19, 825822512), (38, 412911256), (76, 206455628), (152, 103227814), (157, 99940304), (304, 51613907), (314, 49970152), (521, 30116368), (628, 24985076), (631, 24866288), (1042, 15058184), (1256, 12492538), (1262, 12433144), (2084, 7529092), (2512, 6246269), (2524, 6216572), (2983, 5260016), (4168, 3764546), (5048, 3108286), (5966, 2630008), (8336, 1882273), (9899, 1585072), (10096, 1554143), (11932, 1315004), (11989, 1308752), (19798, 792536), (23864, 657502), (23978, 654376), (39596, 396268), (47728, 328751), (47956, 327188), (79192, 198134), (81797, 191824), (95912, 163594), (99067, 158384)]