79478748

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1047

約数の個数: 72

約数和(自身を含む): 213333120

約数和(自身を除く): 133854372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 131, 171, 228, 262, 342, 393, 524, 684, 786, 887, 1179, 1572, 1774, 2358, 2489, 2661, 3548, 4716, 4978, 5322, 7467, 7983, 9956, 10644, 14934, 15966, 16853, 22401, 29868, 31932, 33706, 44802, 50559, 67412, 89604, 101118, 116197, 151677, 202236, 232394, 303354, 348591, 464788, 606708, 697182, 1045773, 1394364, 2091546, 2207743, 4183092, 4415486, 6623229, 8830972, 13246458, 19869687, 26492916, 39739374, 79478748]

約数ペア:

[(1, 79478748), (2, 39739374), (3, 26492916), (4, 19869687), (6, 13246458), (9, 8830972), (12, 6623229), (18, 4415486), (19, 4183092), (36, 2207743), (38, 2091546), (57, 1394364), (76, 1045773), (114, 697182), (131, 606708), (171, 464788), (228, 348591), (262, 303354), (342, 232394), (393, 202236), (524, 151677), (684, 116197), (786, 101118), (887, 89604), (1179, 67412), (1572, 50559), (1774, 44802), (2358, 33706), (2489, 31932), (2661, 29868), (3548, 22401), (4716, 16853), (4978, 15966), (5322, 14934), (7467, 10644), (7983, 9956)]