15785656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 34020000

約数和(自身を除く): 18234344

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 41, 68, 76, 82, 136, 149, 152, 164, 298, 323, 328, 596, 646, 697, 779, 1192, 1292, 1394, 1558, 2533, 2584, 2788, 2831, 3116, 5066, 5576, 5662, 6109, 6232, 10132, 11324, 12218, 13243, 20264, 22648, 24436, 26486, 48127, 48872, 52972, 96254, 103853, 105944, 116071, 192508, 207706, 232142, 385016, 415412, 464284, 830824, 928568, 1973207, 3946414, 7892828, 15785656]

約数ペア:

[(1, 15785656), (2, 7892828), (4, 3946414), (8, 1973207), (17, 928568), (19, 830824), (34, 464284), (38, 415412), (41, 385016), (68, 232142), (76, 207706), (82, 192508), (136, 116071), (149, 105944), (152, 103853), (164, 96254), (298, 52972), (323, 48872), (328, 48127), (596, 26486), (646, 24436), (697, 22648), (779, 20264), (1192, 13243), (1292, 12218), (1394, 11324), (1558, 10132), (2533, 6232), (2584, 6109), (2788, 5662), (2831, 5576), (3116, 5066)]