157565556

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1033}}^1$

素因数の和:1285

約数の個数: 72

約数和(自身を含む): 421541120

約数和(自身を除く): 263975564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 223, 228, 342, 446, 669, 684, 892, 1033, 1338, 2007, 2066, 2676, 3099, 4014, 4132, 4237, 6198, 8028, 8474, 9297, 12396, 12711, 16948, 18594, 19627, 25422, 37188, 38133, 39254, 50844, 58881, 76266, 78508, 117762, 152532, 176643, 230359, 235524, 353286, 460718, 691077, 706572, 921436, 1382154, 2073231, 2764308, 4146462, 4376821, 8292924, 8753642, 13130463, 17507284, 26260926, 39391389, 52521852, 78782778, 157565556]

約数ペア:

[(1, 157565556), (2, 78782778), (3, 52521852), (4, 39391389), (6, 26260926), (9, 17507284), (12, 13130463), (18, 8753642), (19, 8292924), (36, 4376821), (38, 4146462), (57, 2764308), (76, 2073231), (114, 1382154), (171, 921436), (223, 706572), (228, 691077), (342, 460718), (446, 353286), (669, 235524), (684, 230359), (892, 176643), (1033, 152532), (1338, 117762), (2007, 78508), (2066, 76266), (2676, 58881), (3099, 50844), (4014, 39254), (4132, 38133), (4237, 37188), (6198, 25422), (8028, 19627), (8474, 18594), (9297, 16948), (12396, 12711)]